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 A165097 #6 Jun 02 2025 02:01:55 %S A165097 1022,1589,2044,2212,2723,3122,3178,3290,17892,20475,21483,21987, %T A165097 25578,26586,102837,177443,217938,1445787,1449819,1646442,1707930, %U A165097 1715994,1740690,1752786,1777482,1941345,1978137,1982169,6589877,11381027 %N A165097 Consider the base-8 Kaprekar map n->K(n) defined in A165090. Sequence gives numbers belonging to cycles of length greater than 1. %C A165097 Initial terms in base 8: 1776, 3065, 3774, 4244, 5243, 6062, 6152, 6332, 42744, 47773. %H A165097 Joseph Myers, <a href="/A165097/b165097.txt">Table of n, a(n) for n=1..25468</a> %H A165097 <a href="/index/K#Kaprekar_map">Index entries for the Kaprekar map</a> %Y A165097 Cf. A165090, A165098, A165094, A165095, A165099, A165101, A165108. %Y A165097 In other bases: Empty (base 2), A165000 (base 3), A165019 (base 4), A165039 (base 5), A165058 (base 6), A165078 (base 7), A165117 (base 9), A099010 (base 10). %K A165097 base,nonn %O A165097 1,1 %A A165097 _Joseph Myers_, Sep 04 2009