aababbabbaccddee [rev] aabbabbababccdde [rev] aabbabbabaccddee [rev] aabbcbccbccbddee [rev] aabbccbccbcbcdde [rev] aabbccbccbcbddee [rev] aabbccdcddcddcee [rev] aabbccddcddcdcde [rev] aabbccddcddcdcee [rev] aabbccddedeedeed [rev] aabbccddeedeeded [rev] aabbccdededdedde [rev] aabbccdeedeedede [rev] aabbcdcdccdccdde [rev] aabbcdcdccdccdee [rev] aabbcddcddcdcdee [rev] aabcbcbbcbbccdde [rev] ababaabaabbccdde [rev] Number of Distinct Characters: 5 String Length: 16 Maximum Number of Squares: 9 Number of Unique Strings: 18 (not including reversible twins)