aababaababaabaababaabaaba [rev] aababaababaabaababaabaabb [rev] aababbababbabbababbabbaba [rev] aababbabbababbabbababbaba [rev] ababaababaabaababaabaabab [rev] Number of Distinct Characters: 2 String Length: 25 Maximum Number of Squares: 18 Number of Unique Strings: 5 (not including reversible twins)