1920/1/1: 010120 = 010:120 = integer ratio of 1 to 12
1920/1/2: 010220 = 010:220 = integer ratio of 1 to 22
1920/1/2: 020120 = 020:120 = integer ratio of 1 to 6
1920/1/2: 02120 = palindrome
1920/1/2: 192012 = 192:012 = integer ratio of 16 to 1
1920/1/2: 20102 = palindrome
1920/1/3: 010320 = 010:320 = integer ratio of 1 to 32
1920/1/3: 030120 = 030:120 = integer ratio of 1 to 4
1920/1/4: 010420 = 010:420 = integer ratio of 1 to 42
1920/1/4: 040120 = 040:120 = integer ratio of 1 to 3
1920/1/5: 010520 = 010:520 = integer ratio of 1 to 52
1920/1/6: 010620 = 010:620 = integer ratio of 1 to 62
1920/1/6: 060120 = 060:120 = integer ratio of 1 to 2
1920/1/6: 192016 = 192:016 = integer ratio of 12 to 1
1920/1/7: 010720 = 010:720 = integer ratio of 1 to 72
1920/1/8: 010820 = 010:820 = integer ratio of 1 to 82
1920/1/8: 181920 = 18:19:20 = arthimetic series of increment 1
1920/1/9: 010920 = 010:920 = integer ratio of 1 to 92
1920/1/12: 011220 = 011:220 = integer ratio of 1 to 20
1920/1/12: 120120 = cyclic permutation symmetric
1920/1/20: 01201920 = 0120:1920 = integer ratio of 1 to 16
1920/1/20: 19200120 = 1920:0120 = integer ratio of 16 to 1
1920/1/21: 012120 = 012:120 = integer ratio of 1 to 10
1920/1/24: 012420 = 012:420 = integer ratio of 1 to 35
1920/1/24: 240120 = 240:120 = integer ratio of 2 to 1
1920/1/27: 012720 = 012:720 = integer ratio of 1 to 60
1920/1/28: 01281920 = 0128:1920 = integer ratio of 1 to 15
1920/1/28: 19200128 = 1920:0128 = integer ratio of 15 to 1
1920/2/1: 010220 = 010:220 = integer ratio of 1 to 22
1920/2/1: 020120 = 020:120 = integer ratio of 1 to 6
1920/2/1: 02120 = palindrome
1920/2/1: 192021 = 19:20:21 = arthimetic series of increment 1
1920/2/2: 020220 = 020:220 = integer ratio of 1 to 11
1920/2/2: 02220 = palindrome
1920/2/2: 20202 = palindrome
1920/2/3: 020320 = 020:320 = integer ratio of 1 to 16
1920/2/3: 02320 = palindrome
1920/2/4: 020420 = 020:420 = integer ratio of 1 to 21
1920/2/4: 02420 = palindrome
1920/2/4: 192024 = 192:024 = integer ratio of 8 to 1
1920/2/5: 020520 = 020:520 = integer ratio of 1 to 26
1920/2/5: 02520 = palindrome
1920/2/6: 020620 = 020:620 = integer ratio of 1 to 31
1920/2/6: 02620 = palindrome
1920/2/7: 020720 = 020:720 = integer ratio of 1 to 36
1920/2/7: 02720 = palindrome
1920/2/8: 020820 = 020:820 = integer ratio of 1 to 41
1920/2/8: 02820 = palindrome
1920/2/9: 020920 = 020:920 = integer ratio of 1 to 46
1920/2/9: 0291920 = palindrome
1920/2/9: 02920 = palindrome
1920/2/11: 021120 = palindrome
1920/2/11: 021120 = 02:11:20 = arthimetic series of increment 9
1920/2/11: 110220 = 110:220 = integer ratio of 1 to 2
1920/2/14: 021420 = 021:420 = integer ratio of 1 to 20
1920/2/22: 022220 = palindrome
1920/2/22: 022220 = 022:220 = integer ratio of 1 to 10
1920/2/22: 220220 = cyclic permutation symmetric
1920/3/1: 010320 = 010:320 = integer ratio of 1 to 32
1920/3/1: 030120 = 030:120 = integer ratio of 1 to 4
1920/3/2: 020320 = 020:320 = integer ratio of 1 to 16
1920/3/2: 02320 = palindrome
1920/3/2: 192032 = 192:032 = integer ratio of 6 to 1
1920/3/2: 20302 = palindrome
1920/3/4: 030420 = 030:420 = integer ratio of 1 to 14
1920/3/4: 040320 = 040:320 = integer ratio of 1 to 8
1920/3/7: 030720 = 030:720 = integer ratio of 1 to 24
1920/3/8: 080320 = 080:320 = integer ratio of 1 to 4
1920/3/16: 031620 = 031:620 = integer ratio of 1 to 20
1920/3/16: 160320 = 160:320 = integer ratio of 1 to 2
1920/3/20: 03201920 = 0320:1920 = integer ratio of 1 to 6
1920/3/20: 19200320 = 1920:0320 = integer ratio of 6 to 1
1920/3/23: 032320 = 032:320 = integer ratio of 1 to 10
1920/4/1: 010420 = 010:420 = integer ratio of 1 to 42
1920/4/1: 040120 = 040:120 = integer ratio of 1 to 3
1920/4/2: 020420 = 020:420 = integer ratio of 1 to 21
1920/4/2: 02420 = palindrome
1920/4/2: 20402 = palindrome
1920/4/3: 030420 = 030:420 = integer ratio of 1 to 14
1920/4/3: 040320 = 040:320 = integer ratio of 1 to 8
1920/4/5: 040520 = 040:520 = integer ratio of 1 to 13
1920/4/6: 060420 = 060:420 = integer ratio of 1 to 7
1920/4/6: 6420 = 6:4:2:0 = arthimetic series of increment -2
1920/4/7: 040720 = 040:720 = integer ratio of 1 to 18
1920/4/7: 070420 = 070:420 = integer ratio of 1 to 6
1920/4/8: 192048 = 192:048 = integer ratio of 4 to 1
1920/4/9: 040920 = 040:920 = integer ratio of 1 to 23
1920/4/12: 041220 = 04:12:20 = arthimetic series of increment 8
1920/4/14: 140420 = 140:420 = integer ratio of 1 to 3
1920/4/18: 041820 = 041:820 = integer ratio of 1 to 20
1920/4/21: 210420 = 210:420 = integer ratio of 1 to 2
1920/4/24: 042420 = 042:420 = integer ratio of 1 to 10
1920/5/1: 010520 = 010:520 = integer ratio of 1 to 52
1920/5/2: 020520 = 020:520 = integer ratio of 1 to 26
1920/5/2: 02520 = palindrome
1920/5/2: 20502 = palindrome
1920/5/4: 040520 = 040:520 = integer ratio of 1 to 13
1920/5/10: 051020 = 05:10:20 = geometric series of ratio 2
1920/5/13: 130520 = 130:520 = integer ratio of 1 to 4
1920/5/25: 052520 = 052:520 = integer ratio of 1 to 10
1920/5/26: 260520 = 260:520 = integer ratio of 1 to 2
1920/6/1: 010620 = 010:620 = integer ratio of 1 to 62
1920/6/1: 060120 = 060:120 = integer ratio of 1 to 2
1920/6/2: 020620 = 020:620 = integer ratio of 1 to 31
1920/6/2: 02620 = palindrome
1920/6/2: 20602 = palindrome
1920/6/4: 060420 = 060:420 = integer ratio of 1 to 7
1920/6/4: 192064 = 192:064 = integer ratio of 3 to 1
1920/6/4: 6420 = 6:4:2:0 = arthimetic series of increment -2
1920/6/7: 060720 = 060:720 = integer ratio of 1 to 12
1920/6/13: 061320 = 06:13:20 = arthimetic series of increment 7
1920/6/26: 062620 = 062:620 = integer ratio of 1 to 10
1920/7/1: 010720 = 010:720 = integer ratio of 1 to 72
1920/7/2: 020720 = 020:720 = integer ratio of 1 to 36
1920/7/2: 02720 = palindrome
1920/7/2: 20702 = palindrome
1920/7/3: 030720 = 030:720 = integer ratio of 1 to 24
1920/7/4: 040720 = 040:720 = integer ratio of 1 to 18
1920/7/4: 070420 = 070:420 = integer ratio of 1 to 6
1920/7/6: 060720 = 060:720 = integer ratio of 1 to 12
1920/7/8: 080720 = 080:720 = integer ratio of 1 to 9
1920/7/9: 090720 = 090:720 = integer ratio of 1 to 8
1920/7/12: 120720 = 120:720 = integer ratio of 1 to 6
1920/7/18: 180720 = 180:720 = integer ratio of 1 to 4
1920/7/24: 240720 = 240:720 = integer ratio of 1 to 3
1920/7/27: 072720 = 072:720 = integer ratio of 1 to 10
1920/8/1: 010820 = 010:820 = integer ratio of 1 to 82
1920/8/1: 181920 = 18:19:20 = arthimetic series of increment 1
1920/8/2: 020820 = 020:820 = integer ratio of 1 to 41
1920/8/2: 02820 = palindrome
1920/8/2: 20802 = palindrome
1920/8/3: 080320 = 080:320 = integer ratio of 1 to 4
1920/8/7: 080720 = 080:720 = integer ratio of 1 to 9
1920/8/14: 081420 = 08:14:20 = arthimetic series of increment 6
1920/8/28: 082820 = 082:820 = integer ratio of 1 to 10
1920/9/1: 010920 = 010:920 = integer ratio of 1 to 92
1920/9/2: 020920 = 020:920 = integer ratio of 1 to 46
1920/9/2: 0291920 = palindrome
1920/9/2: 02920 = palindrome
1920/9/2: 20902 = palindrome
1920/9/4: 040920 = 040:920 = integer ratio of 1 to 23
1920/9/6: 192096 = 192:096 = integer ratio of 2 to 1
1920/9/7: 090720 = 090:720 = integer ratio of 1 to 8
1920/9/23: 230920 = 230:920 = integer ratio of 1 to 4
1920/9/29: 092920 = 092:920 = integer ratio of 1 to 10
1920/10/1: 201001 = 201:001 = integer ratio of 201 to 1
1920/10/2: 20102 = palindrome
1920/10/3: 201003 = 201:003 = integer ratio of 67 to 1
1920/10/5: 051020 = 05:10:20 = geometric series of ratio 2
1920/10/5: 201005 = 20:10:05 = geometric series of ratio 0.5
1920/10/10: 101020 = 101:020 = each is palindrome
1920/10/11: 111020 = 111:020 = each is palindrome
1920/10/12: 121020 = 121:020 = each is palindrome
1920/10/13: 131020 = 131:020 = each is palindrome
1920/10/14: 141020 = 141:020 = each is palindrome
1920/10/15: 101520 = 10:15:20 = arthimetic series of increment 5
1920/10/15: 151020 = 151:020 = each is palindrome
1920/10/16: 161020 = 161:020 = each is palindrome
1920/10/17: 171020 = 171:020 = each is palindrome
1920/10/18: 181020 = 181:020 = each is palindrome
1920/10/19: 191020 = 191:020 = each is palindrome
1920/11/2: 021120 = palindrome
1920/11/2: 021120 = 02:11:20 = arthimetic series of increment 9
1920/11/2: 110220 = 110:220 = integer ratio of 1 to 2
1920/11/2: 201102 = palindrome
1920/11/2: 201102 = 20:11:02 = arthimetic series of increment -9
1920/11/10: 111020 = 111:020 = each is palindrome
1920/12/1: 011220 = 011:220 = integer ratio of 1 to 20
1920/12/1: 120120 = cyclic permutation symmetric
1920/12/1: 201201 = cyclic permutation symmetric
1920/12/4: 041220 = 04:12:20 = arthimetic series of increment 8
1920/12/4: 201204 = 20:12:04 = arthimetic series of increment -8
1920/12/7: 120720 = 120:720 = integer ratio of 1 to 6
1920/12/10: 121020 = 121:020 = each is palindrome
1920/12/16: 121620 = 12:16:20 = arthimetic series of increment 4