1918/1/1: 010118 = up-down mirror symmetric
1918/1/1: 010118 = 01:01:18 = each is up-down mirror symmetric
1918/1/1: 010118 = 010:118 = each is up-down mirror symmetric
1918/1/1: 01118 = up-down mirror symmetric
1918/1/1: 10118 = up-down mirror symmetric
1918/1/1: 1118 = up-down mirror symmetric
1918/1/1: 1118 = 11:18 = each is up-down mirror symmetric
1918/1/1: 180101 = up-down mirror symmetric
1918/1/1: 180101 = 18:01:01 = each is up-down mirror symmetric
1918/1/1: 180101 = 180:101 = each is up-down mirror symmetric
1918/1/1: 18011 = up-down mirror symmetric
1918/1/1: 18101 = up-down mirror symmetric
1918/1/1: 1811 = up-down mirror symmetric
1918/1/1: 1811 = 18:11 = each is up-down mirror symmetric
1918/1/7: 191817 = 19:18:17 = arthimetic series of increment -1
1918/1/8: 010818 = up-down mirror symmetric
1918/1/8: 010818 = 01:08:18 = each is up-down mirror symmetric
1918/1/8: 010818 = 010:818 = each is left-right mirror symmetric
1918/1/8: 010818 = 010:818 = each is palindrome
1918/1/8: 010818 = 010:818 = each is up-down mirror symmetric
1918/1/8: 01818 = up-down mirror symmetric
1918/1/8: 080118 = up-down mirror symmetric
1918/1/8: 080118 = 08:01:18 = each is up-down mirror symmetric
1918/1/8: 080118 = 080:118 = each is up-down mirror symmetric
1918/1/8: 08118 = up-down mirror symmetric
1918/1/8: 10818 = up-down mirror symmetric
1918/1/8: 180108 = up-down mirror symmetric
1918/1/8: 180108 = 18:01:08 = each is up-down mirror symmetric
1918/1/8: 180108 = 180:108 = each is up-down mirror symmetric
1918/1/8: 18018 = up-down mirror symmetric
1918/1/8: 18108 = up-down mirror symmetric
1918/1/8: 1818 = up-down mirror symmetric
1918/1/8: 1818 = cyclic permutation symmetric
1918/1/8: 1818 = 18:18 = each is up-down mirror symmetric
1918/1/8: 191818 = 191:818 = each is palindrome
1918/1/8: 80118 = up-down mirror symmetric
1918/1/8: 8118 = palindrome
1918/1/8: 8118 = left-right mirror symmetric
1918/1/8: 8118 = up-down mirror symmetric
1918/1/8: 8118 = 81:18 = each is up-down mirror symmetric
1918/1/10: 011018 = up-down mirror symmetric
1918/1/10: 011018 = 01:10:18 = each is up-down mirror symmetric
1918/1/10: 011018 = 011:018 = each is up-down mirror symmetric
1918/1/10: 100118 = up-down mirror symmetric
1918/1/10: 100118 = 10:01:18 = each is up-down mirror symmetric
1918/1/10: 100118 = 100:118 = each is up-down mirror symmetric
1918/1/10: 10118 = up-down mirror symmetric
1918/1/10: 11018 = up-down mirror symmetric
1918/1/10: 180110 = up-down mirror symmetric
1918/1/10: 180110 = 18:01:10 = each is up-down mirror symmetric
1918/1/10: 180110 = 180:110 = each is up-down mirror symmetric
1918/1/10: 18110 = up-down mirror symmetric
1918/1/11: 011118 = up-down mirror symmetric
1918/1/11: 011118 = 01:11:18 = each is up-down mirror symmetric
1918/1/11: 011118 = 011:118 = each is up-down mirror symmetric
1918/1/11: 110118 = up-down mirror symmetric
1918/1/11: 110118 = 11:01:18 = each is up-down mirror symmetric
1918/1/11: 110118 = 110:118 = each is up-down mirror symmetric
1918/1/11: 11118 = up-down mirror symmetric
1918/1/11: 180111 = up-down mirror symmetric
1918/1/11: 180111 = 18:01:11 = each is up-down mirror symmetric
1918/1/11: 180111 = 180:111 = each is up-down mirror symmetric
1918/1/11: 18111 = up-down mirror symmetric
1918/1/14: 011418 = 011:418 = integer ratio of 1 to 38
1918/1/18: 011818 = up-down mirror symmetric
1918/1/18: 011818 = 01:18:18 = each is up-down mirror symmetric
1918/1/18: 011818 = 011:818 = each is up-down mirror symmetric
1918/1/18: 11818 = up-down mirror symmetric
1918/1/18: 180118 = up-down mirror symmetric
1918/1/18: 180118 = 18:01:18 = each is up-down mirror symmetric
1918/1/18: 180118 = 180:118 = each is up-down mirror symmetric
1918/1/18: 18118 = up-down mirror symmetric
1918/2/6: 020618 = 02:06:18 = geometric series of ratio 3
1918/2/7: 7218 = 72:18 = integer ratio of 4 to 1
1918/2/8: 020818 = 020:818 = each is palindrome
1918/2/8: 191828 = 191:828 = each is palindrome
1918/2/10: 021018 = 02:10:18 = arthimetic series of increment 8
1918/2/24: 022418 = 022:418 = integer ratio of 1 to 19
1918/3/6: 1836 = 18:36 = integer ratio of 1 to 2
1918/3/6: 3618 = 36:18 = integer ratio of 2 to 1
1918/3/8: 030818 = 030:818 = each is palindrome
1918/3/8: 191838 = 191:838 = each is palindrome
1918/4/5: 5418 = 54:18 = integer ratio of 3 to 1
1918/4/8: 040818 = 040:818 = each is palindrome
1918/4/8: 191848 = 191:848 = each is palindrome
1918/4/11: 041118 = 04:11:18 = arthimetic series of increment 7
1918/5/4: 1854 = 18:54 = integer ratio of 1 to 3
1918/5/4: 5418 = 54:18 = integer ratio of 3 to 1
1918/5/8: 050818 = 050:818 = each is palindrome
1918/5/8: 191858 = 191:858 = each is palindrome
1918/5/19: 051918 = 051:918 = integer ratio of 1 to 18
1918/6/2: 020618 = 02:06:18 = geometric series of ratio 3
1918/6/2: 180602 = 18:06:02 = geometric series of ratio 0.333333333333333
1918/6/3: 3618 = 36:18 = integer ratio of 2 to 1
1918/6/8: 060818 = 060:818 = each is palindrome
1918/6/8: 191868 = 191:868 = each is palindrome
1918/6/12: 061218 = 06:12:18 = arthimetic series of increment 6
1918/7/2: 1872 = 18:72 = integer ratio of 1 to 4
1918/7/2: 7218 = 72:18 = integer ratio of 4 to 1
1918/7/8: 070818 = 070:818 = each is palindrome
1918/7/8: 191878 = 191:878 = each is palindrome
1918/7/20: 072018 = 072:018 = integer ratio of 4 to 1
1918/7/20: 180720 = 180:720 = integer ratio of 1 to 4
1918/8/1: 010818 = up-down mirror symmetric
1918/8/1: 010818 = 01:08:18 = each is up-down mirror symmetric
1918/8/1: 010818 = 010:818 = each is left-right mirror symmetric
1918/8/1: 010818 = 010:818 = each is palindrome
1918/8/1: 010818 = 010:818 = each is up-down mirror symmetric
1918/8/1: 01818 = up-down mirror symmetric
1918/8/1: 080118 = up-down mirror symmetric
1918/8/1: 080118 = 08:01:18 = each is up-down mirror symmetric
1918/8/1: 080118 = 080:118 = each is up-down mirror symmetric
1918/8/1: 08118 = up-down mirror symmetric
1918/8/1: 10818 = up-down mirror symmetric
1918/8/1: 180801 = up-down mirror symmetric
1918/8/1: 180801 = 18:08:01 = each is up-down mirror symmetric
1918/8/1: 180801 = 180:801 = each is up-down mirror symmetric
1918/8/1: 18081 = palindrome
1918/8/1: 18081 = left-right mirror symmetric
1918/8/1: 18081 = up-down mirror symmetric
1918/8/1: 1818 = up-down mirror symmetric
1918/8/1: 1818 = cyclic permutation symmetric
1918/8/1: 1818 = 18:18 = each is up-down mirror symmetric
1918/8/1: 18801 = up-down mirror symmetric
1918/8/1: 1881 = palindrome
1918/8/1: 1881 = left-right mirror symmetric
1918/8/1: 1881 = up-down mirror symmetric
1918/8/1: 1881 = 18:81 = each is up-down mirror symmetric
1918/8/1: 80118 = up-down mirror symmetric
1918/8/1: 8118 = palindrome
1918/8/1: 8118 = left-right mirror symmetric
1918/8/1: 8118 = up-down mirror symmetric
1918/8/1: 8118 = 81:18 = each is up-down mirror symmetric
1918/8/2: 020818 = 020:818 = each is palindrome
1918/8/3: 030818 = 030:818 = each is palindrome
1918/8/4: 040818 = 040:818 = each is palindrome
1918/8/5: 050818 = 050:818 = each is palindrome
1918/8/6: 060818 = 060:818 = each is palindrome
1918/8/7: 070818 = 070:818 = each is palindrome
1918/8/8: 080818 = up-down mirror symmetric
1918/8/8: 080818 = 08:08:18 = each is up-down mirror symmetric
1918/8/8: 080818 = 080:818 = each is left-right mirror symmetric
1918/8/8: 080818 = 080:818 = each is palindrome
1918/8/8: 080818 = 080:818 = each is up-down mirror symmetric
1918/8/8: 08818 = up-down mirror symmetric
1918/8/8: 180808 = up-down mirror symmetric
1918/8/8: 180808 = 18:08:08 = each is up-down mirror symmetric
1918/8/8: 180808 = 180:808 = each is up-down mirror symmetric
1918/8/8: 18088 = up-down mirror symmetric
1918/8/8: 18808 = up-down mirror symmetric
1918/8/8: 1888 = up-down mirror symmetric
1918/8/8: 1888 = 18:88 = each is up-down mirror symmetric
1918/8/8: 191888 = 191:888 = each is palindrome
1918/8/8: 80818 = up-down mirror symmetric
1918/8/8: 8818 = up-down mirror symmetric
1918/8/8: 8818 = 88:18 = each is up-down mirror symmetric
1918/8/9: 090818 = 090:818 = each is palindrome
1918/8/10: 081018 = up-down mirror symmetric
1918/8/10: 081018 = 08:10:18 = each is up-down mirror symmetric
1918/8/10: 081018 = 081:018 = each is up-down mirror symmetric
1918/8/10: 100818 = up-down mirror symmetric
1918/8/10: 100818 = 10:08:18 = each is up-down mirror symmetric
1918/8/10: 100818 = 100:818 = each is up-down mirror symmetric
1918/8/10: 10818 = up-down mirror symmetric
1918/8/10: 180810 = up-down mirror symmetric
1918/8/10: 180810 = 18:08:10 = each is up-down mirror symmetric
1918/8/10: 180810 = 180:810 = each is up-down mirror symmetric
1918/8/10: 18810 = up-down mirror symmetric
1918/8/10: 81018 = palindrome
1918/8/10: 81018 = left-right mirror symmetric
1918/8/10: 81018 = up-down mirror symmetric
1918/8/11: 081118 = up-down mirror symmetric
1918/8/11: 081118 = 08:11:18 = each is up-down mirror symmetric
1918/8/11: 081118 = 081:118 = each is up-down mirror symmetric
1918/8/11: 110818 = up-down mirror symmetric
1918/8/11: 110818 = 11:08:18 = each is up-down mirror symmetric
1918/8/11: 110818 = 110:818 = each is up-down mirror symmetric
1918/8/11: 11818 = up-down mirror symmetric
1918/8/11: 180811 = up-down mirror symmetric
1918/8/11: 180811 = 18:08:11 = each is up-down mirror symmetric
1918/8/11: 180811 = 180:811 = each is up-down mirror symmetric
1918/8/11: 18811 = up-down mirror symmetric
1918/8/11: 81118 = palindrome
1918/8/11: 81118 = left-right mirror symmetric
1918/8/11: 81118 = up-down mirror symmetric
1918/8/12: 081218 = 08:12:18 = geometric series of ratio 1.5
1918/8/12: 81218 = palindrome
1918/8/13: 081318 = 08:13:18 = arthimetic series of increment 5
1918/8/13: 81318 = palindrome
1918/8/14: 81418 = palindrome
1918/8/15: 81518 = palindrome
1918/8/16: 81618 = palindrome
1918/8/17: 81718 = palindrome
1918/8/18: 081818 = up-down mirror symmetric
1918/8/18: 081818 = 08:18:18 = each is up-down mirror symmetric
1918/8/18: 081818 = 081:818 = each is up-down mirror symmetric
1918/8/18: 180818 = up-down mirror symmetric
1918/8/18: 180818 = 18:08:18 = each is up-down mirror symmetric
1918/8/18: 180818 = 180:818 = each is up-down mirror symmetric
1918/8/18: 18818 = up-down mirror symmetric
1918/8/18: 81818 = palindrome
1918/8/18: 81818 = left-right mirror symmetric
1918/8/18: 81818 = up-down mirror symmetric
1918/8/19: 81918 = palindrome
1918/8/19: 8191918 = palindrome
1918/9/8: 090818 = 090:818 = each is palindrome
1918/9/8: 191898 = 191:898 = each is palindrome
1918/10/1: 011018 = up-down mirror symmetric
1918/10/1: 011018 = 01:10:18 = each is up-down mirror symmetric
1918/10/1: 011018 = 011:018 = each is up-down mirror symmetric
1918/10/1: 100118 = up-down mirror symmetric
1918/10/1: 100118 = 10:01:18 = each is up-down mirror symmetric
1918/10/1: 100118 = 100:118 = each is up-down mirror symmetric
1918/10/1: 10118 = up-down mirror symmetric
1918/10/1: 11018 = up-down mirror symmetric
1918/10/1: 181001 = up-down mirror symmetric
1918/10/1: 181001 = 18:10:01 = each is up-down mirror symmetric
1918/10/1: 181001 = 181:001 = integer ratio of 181 to 1
1918/10/1: 181001 = 181:001 = each is up-down mirror symmetric
1918/10/1: 18101 = up-down mirror symmetric
1918/10/2: 021018 = 02:10:18 = arthimetic series of increment 8
1918/10/2: 181002 = 18:10:02 = arthimetic series of increment -8
1918/10/8: 081018 = up-down mirror symmetric
1918/10/8: 081018 = 08:10:18 = each is up-down mirror symmetric
1918/10/8: 081018 = 081:018 = each is up-down mirror symmetric
1918/10/8: 100818 = up-down mirror symmetric
1918/10/8: 100818 = 10:08:18 = each is up-down mirror symmetric
1918/10/8: 100818 = 100:818 = each is up-down mirror symmetric
1918/10/8: 10818 = up-down mirror symmetric
1918/10/8: 181008 = up-down mirror symmetric
1918/10/8: 181008 = 18:10:08 = each is up-down mirror symmetric
1918/10/8: 181008 = 181:008 = each is up-down mirror symmetric
1918/10/8: 18108 = up-down mirror symmetric
1918/10/8: 81018 = palindrome
1918/10/8: 81018 = left-right mirror symmetric
1918/10/8: 81018 = up-down mirror symmetric
1918/10/10: 101018 = up-down mirror symmetric
1918/10/10: 101018 = 10:10:18 = each is up-down mirror symmetric
1918/10/10: 101018 = 101:018 = each is up-down mirror symmetric
1918/10/10: 181010 = up-down mirror symmetric
1918/10/10: 181010 = 18:10:10 = each is up-down mirror symmetric
1918/10/10: 181010 = 181:010 = each is left-right mirror symmetric
1918/10/10: 181010 = 181:010 = each is palindrome
1918/10/10: 181010 = 181:010 = each is up-down mirror symmetric
1918/10/11: 101118 = up-down mirror symmetric
1918/10/11: 101118 = 10:11:18 = each is up-down mirror symmetric
1918/10/11: 101118 = 101:118 = each is up-down mirror symmetric
1918/10/11: 111018 = up-down mirror symmetric
1918/10/11: 111018 = 11:10:18 = each is up-down mirror symmetric
1918/10/11: 111018 = 111:018 = each is up-down mirror symmetric
1918/10/11: 181011 = up-down mirror symmetric
1918/10/11: 181011 = 18:10:11 = each is up-down mirror symmetric
1918/10/11: 181011 = 181:011 = each is up-down mirror symmetric
1918/10/14: 101418 = 10:14:18 = arthimetic series of increment 4
1918/10/18: 101818 = up-down mirror symmetric
1918/10/18: 101818 = 10:18:18 = each is up-down mirror symmetric
1918/10/18: 101818 = 101:818 = each is left-right mirror symmetric
1918/10/18: 101818 = 101:818 = each is palindrome
1918/10/18: 101818 = 101:818 = each is up-down mirror symmetric
1918/10/18: 181018 = up-down mirror symmetric
1918/10/18: 181018 = 18:10:18 = each is up-down mirror symmetric
1918/10/18: 181018 = 181:018 = each is up-down mirror symmetric
1918/10/20: 181020 = 181:020 = each is palindrome
1918/10/29: 102918 = 102:918 = integer ratio of 1 to 9
1918/10/30: 181030 = 181:030 = each is palindrome
1918/11/1: 011118 = up-down mirror symmetric
1918/11/1: 011118 = 01:11:18 = each is up-down mirror symmetric
1918/11/1: 011118 = 011:118 = each is up-down mirror symmetric
1918/11/1: 110118 = up-down mirror symmetric
1918/11/1: 110118 = 11:01:18 = each is up-down mirror symmetric
1918/11/1: 110118 = 110:118 = each is up-down mirror symmetric
1918/11/1: 11118 = up-down mirror symmetric
1918/11/1: 181101 = up-down mirror symmetric
1918/11/1: 181101 = 18:11:01 = each is up-down mirror symmetric
1918/11/1: 181101 = 181:101 = each is left-right mirror symmetric
1918/11/1: 181101 = 181:101 = each is palindrome
1918/11/1: 181101 = 181:101 = each is up-down mirror symmetric
1918/11/1: 18111 = up-down mirror symmetric
1918/11/4: 041118 = 04:11:18 = arthimetic series of increment 7
1918/11/4: 181104 = 18:11:04 = arthimetic series of increment -7
1918/11/8: 081118 = up-down mirror symmetric
1918/11/8: 081118 = 08:11:18 = each is up-down mirror symmetric
1918/11/8: 081118 = 081:118 = each is up-down mirror symmetric
1918/11/8: 110818 = up-down mirror symmetric
1918/11/8: 110818 = 11:08:18 = each is up-down mirror symmetric
1918/11/8: 110818 = 110:818 = each is up-down mirror symmetric
1918/11/8: 11818 = up-down mirror symmetric
1918/11/8: 181108 = up-down mirror symmetric
1918/11/8: 181108 = 18:11:08 = each is up-down mirror symmetric
1918/11/8: 181108 = 181:108 = each is up-down mirror symmetric
1918/11/8: 18118 = up-down mirror symmetric
1918/11/8: 81118 = palindrome
1918/11/8: 81118 = left-right mirror symmetric
1918/11/8: 81118 = up-down mirror symmetric
1918/11/10: 101118 = up-down mirror symmetric
1918/11/10: 101118 = 10:11:18 = each is up-down mirror symmetric
1918/11/10: 101118 = 101:118 = each is up-down mirror symmetric
1918/11/10: 111018 = up-down mirror symmetric
1918/11/10: 111018 = 11:10:18 = each is up-down mirror symmetric
1918/11/10: 111018 = 111:018 = each is up-down mirror symmetric
1918/11/10: 181110 = up-down mirror symmetric
1918/11/10: 181110 = 18:11:10 = each is up-down mirror symmetric
1918/11/10: 181110 = 181:110 = each is up-down mirror symmetric
1918/11/11: 111118 = up-down mirror symmetric
1918/11/11: 111118 = 11:11:18 = each is up-down mirror symmetric
1918/11/11: 111118 = 111:118 = each is up-down mirror symmetric
1918/11/11: 181111 = up-down mirror symmetric
1918/11/11: 181111 = 18:11:11 = each is up-down mirror symmetric
1918/11/11: 181111 = 181:111 = each is left-right mirror symmetric
1918/11/11: 181111 = 181:111 = each is palindrome
1918/11/11: 181111 = 181:111 = each is up-down mirror symmetric
1918/11/18: 111818 = up-down mirror symmetric
1918/11/18: 111818 = 11:18:18 = each is up-down mirror symmetric
1918/11/18: 111818 = 111:818 = each is left-right mirror symmetric
1918/11/18: 111818 = 111:818 = each is palindrome
1918/11/18: 111818 = 111:818 = each is up-down mirror symmetric
1918/11/18: 181118 = up-down mirror symmetric
1918/11/18: 181118 = 18:11:18 = each is up-down mirror symmetric
1918/11/18: 181118 = 181:118 = each is up-down mirror symmetric
1918/11/21: 181121 = 181:121 = each is palindrome
1918/12/2: 181202 = 181:202 = each is palindrome
1918/12/6: 061218 = 06:12:18 = arthimetic series of increment 6
1918/12/6: 181206 = 18:12:06 = arthimetic series of increment -6
1918/12/8: 081218 = 08:12:18 = geometric series of ratio 1.5
1918/12/8: 181208 = 18:12:08 = geometric series of ratio 0.666666666666667
1918/12/8: 81218 = palindrome
1918/12/12: 181212 = 181:212 = each is palindrome
1918/12/15: 121518 = 12:15:18 = arthimetic series of increment 3
1918/12/18: 121818 = 121:818 = each is palindrome
1918/12/22: 181222 = 181:222 = each is palindrome