1958/1/8: 010858 = 010:858 = each is palindrome 1958/1/16: 580116 = 580:116 = integer ratio of 5 to 1 1958/1/18: 011858 = 011:858 = integer ratio of 1 to 78 1958/2/8: 020858 = 020:858 = each is palindrome 1958/2/9: 2958 = 29:58 = integer ratio of 1 to 2 1958/2/9: 5829 = 58:29 = integer ratio of 2 to 1 1958/3/8: 030858 = 030:858 = each is palindrome 1958/3/15: 031558 = 031:558 = integer ratio of 1 to 18 1958/4/8: 040858 = 040:858 = each is palindrome 1958/5/8: 050858 = 050:858 = each is palindrome 1958/5/8: 5858 = cyclic permutation symmetric 1958/5/8: 8558 = palindrome 1958/6/8: 060858 = 060:858 = each is palindrome 1958/6/25: 062558 = 062:558 = integer ratio of 1 to 9 1958/7/8: 070858 = 070:858 = each is palindrome 1958/8/1: 010858 = 010:858 = each is palindrome 1958/8/2: 020858 = 020:858 = each is palindrome 1958/8/3: 030858 = 030:858 = each is palindrome 1958/8/4: 040858 = 040:858 = each is palindrome 1958/8/5: 050858 = 050:858 = each is palindrome 1958/8/5: 58085 = palindrome 1958/8/5: 5858 = cyclic permutation symmetric 1958/8/5: 5885 = palindrome 1958/8/5: 8558 = palindrome 1958/8/6: 060858 = 060:858 = each is palindrome 1958/8/7: 070858 = 070:858 = each is palindrome 1958/8/8: 080858 = 080:858 = each is palindrome 1958/8/9: 090858 = 090:858 = each is palindrome 1958/9/2: 2958 = 29:58 = integer ratio of 1 to 2 1958/9/7: 195897 = 19:58:97 = arthimetic series of increment 39 1958/9/8: 090858 = 090:858 = each is palindrome 1958/10/1: 581001 = 581:001 = integer ratio of 581 to 1 1958/10/7: 581007 = 581:007 = integer ratio of 83 to 1 1958/10/18: 101858 = 101:858 = each is palindrome 1958/11/18: 111858 = 111:858 = each is palindrome 1958/12/18: 121858 = 121:858 = each is palindrome