Hello, Frank
* 262 = rank as twin pairs = 00,11,22,33,44,55,66,77,88,99
* The trios are only ten = 000,111,222,333,444,555,666,777,888,999
788 = rank as twin pairs = 00,11,22,33,44,55,66,77,88,99
771 = rank as twin pairs = 00,11,22,33,44,55,66,77,88,99