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 A165089 #6 Jun 02 2025 02:01:11 %S A165089 1,2,3,5,6,6,6,11,2,2,2,1,5,2,6,1,1,2,9,1,2,1,1,12,2,2,1,1,1,1,2,2,1, %T A165089 4,2,1,1,1,1,5,7,1,2,2,2,3,1,2,1,2,2,1,1,1,1,5,2,1,2,1,1,2,3,3,2,1,1, %U A165089 2,2,1,1,1,1,1,5,5,2,1,1,2,2,1,3,3,2,2,1,3,2,1,1,2,2,2,1,1,1,1,24,1,1,2,1,1 %N A165089 Length of cycle corresponding to n-th term of A165087. %H A165089 Joseph Myers, <a href="/A165089/b165089.txt">Table of n, a(n) for n=1..13070</a> %H A165089 <a href="/index/K#Kaprekar_map">Index entries for the Kaprekar map</a> %Y A165089 Cf. A165071, A165076, A165087, A165088. %Y A165089 In other bases: A000012 (base 2), A165011 (base 3), A165031 (base 4), A165050 (base 5), A165070 (base 6), A165109 (base 8), A165129 (base 9), A151966 (base 10). %K A165089 base,nonn %O A165089 1,2 %A A165089 _Joseph Myers_, Sep 04 2009