This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.
%I A164718 #4 Mar 30 2012 17:28:42 %S A164718 0,495,6174,53955,61974,62964,420876,549945,631764,7509843,43208766, %T A164718 63317664,64308654,97508421,554999445,753098643,864197532,4332087666, %U A164718 6333176664,6431088654,6433086654,6543086544,9751088421,9753086421 %N A164718 Consider the Kaprekar map n->K(n) defined in A151949. Sequence gives least elements of each cycle, including fixed points. %H A164718 Joseph Myers, <a href="/A164718/b164718.txt">Table of n, a(n) for n=1..10163</a> %H A164718 <a href="/index/K#Kaprekar_map">Index entries for the Kaprekar map</a> %Y A164718 Union of A099009 and A164720. Cf. A151949, A164719, A099010, A164716, A164720, A151965. %Y A164718 In other bases: A163205 (base 2), A165002 (base 3), A165021 (base 4), A165041 (base 5), A165060 (base 6), A165080 (base 7), A165099 (base 8), A165119 (base 9). [From _Joseph Myers_, Sep 05 2009] %K A164718 base,nonn %O A164718 1,2 %A A164718 _Joseph Myers_, Aug 23 2009