aaabaaabaabaaabaabaaa [rev] aaabaaabaabaaabaababa [rev] aaabaaabaabaaabaababb [rev] aaabaabaaabaabaaababa [rev] aaabaabaaabaabaaababb [rev] aabaabaaabaabaaabaaab [rev] aabaabaaabaabaaabaabb [rev] aabaababaabaababaabaa [pal] aabaababaabaababaabab [rev] aababaabaababaabaabab [rev] aababaababaabaaabaaab [rev] aababaababaabaaabaabb [rev] aababaababaabaababaab [rev] aababaababaabaabbaabb [rev] aababaababaabaabbabba [rev] aababbababbabbababbab [rev] aababbabbababbabbabab [rev] aababbabbbabbabbbabba [rev] aabbaabbaabaababaabab [rev] aabbaabbaababaababaab [rev] aabbababbabbababbabab [rev] aabbababbabbababbabba [rev] aabbabbababbabbababba [rev] aabbabbbabbabbbabbaba [rev] aabbbabbabbbabbabbbab [rev] aabbbabbbabbababbabab [rev] aabbbabbbabbabbbabbab [rev] abaabaaabaabaaabaabab [rev] abaabaababaabaababaab [rev] abaabaabbabbababbabab [rev] abaababaabaababaabaab [rev] abaababaabaababaababa [rev] ababaabaaabaabaaabaab [rev] ababaabaababaabaababa [pal] ababaababaabaabbaabba [rev] ababbababbabbababbaba [pal] ababbabbbabbabbbabbba [rev] ababbbabbabbbabbabbba [rev] abbabbababaababaabaab [rev] Number of Distinct Characters: 2 String Length: 21 Maximum Number of Squares: 14 Number of Unique Strings: 39 (not including reversible twins)