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 A164729 #6 Jun 02 2025 01:52:13 %S A164729 420876,642654,750843,840852,851742,860832,862632,43208766,64326654, %T A164729 75308643,84308652,85317642,86308632,86326632,4332087666,6433266654, %U A164729 7533086643,8433086652,8533176642,8633086632,8633266632,433320876666 %N A164729 Numbers belonging to cycles of length 7 under the Kaprekar map A151949. %H A164729 Joseph Myers, <a href="/A164729/b164729.txt">Table of n, a(n) for n=1..476</a> %H A164729 <a href="/index/K#Kaprekar_map">Index entries for the Kaprekar map</a> %Y A164729 Cf. A151949, A151959, A099009, A099010, A164716, A164723, A164725, A164727, A164730. %K A164729 base,nonn %O A164729 1,1 %A A164729 _Joseph Myers_, Aug 23 2009