aaabaabaaabaabaaabaaabb [rev] aabaababaabaababaabaaba [rev] aabaababaabaababaabaabb [rev] aabaababaabaababaababaa [rev] aababaabaababaabaababaa [pal] aababaababaabaabbaabbaa [rev] aababbababbabbababbabab [rev] aababbababbabbababbabba [rev] aababbabbababbabbababba [rev] aababbabbbabbabbbabbaba [rev] aabbababbabbababbabbaba [rev] aabbabbababbabbababbaba [rev] aabbbabbabbbabbabbbabab [rev] aabbbabbbabbabbbabbabab [rev] abaabaababaabaababaabab [rev] abaababaabaababaabaabab [rev] ababaabaababaabaababaab [rev] ababaababaabaababaabaab [rev] abbabbababbabbababbabba [pal] Number of Distinct Characters: 2 String Length: 23 Maximum Number of Squares: 16 Number of Unique Strings: 19 (not including reversible twins)