Number of Distinct Characters: 10 String Length: 12 Maximum Number of Runs: 2 Number of Unique Strings: 25 (not including reversible twins) aabbcdefghij [rev] aabccdefghij [rev] aabcddefghij [rev] aabcdeefghij [rev] aabcdeffghij [rev] aabcdefgghij [rev] aabcdefghhij [rev] aabcdefghiij [rev] aabcdefghijj [pal] abbccdefghij [rev] abbcddefghij [rev] abbcdeefghij [rev] abbcdeffghij [rev] abbcdefgghij [rev] abbcdefghhij [rev] abbcdefghiij [pal] abccddefghij [rev] abccdeefghij [rev] abccdeffghij [rev] abccdefgghij [rev] abccdefghhij [pal] abcddeefghij [rev] abcddeffghij [rev] abcddefgghij [pal] abcdeeffghij [pal]