Number of Distinct Characters: 2
String Length: 27
Maximum Number of Runs: 21
Number of Unique Strings: 6 (not including reversible twins)

aabaababaababbabaababaababb [rev]
aabaababbababbabaababbababb [rev]
aababaababbabaababaababbaba [rev]
aababbabaababaababbabaababb [rev]
aababbababbabaababbababbaba [rev]
aabbabbaabbabbbabbaabbabbaa [pal]