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 A165128 #6 Jun 02 2025 02:04:10 %S A165128 0,16,320,2256,3712,34960,41520,183696,3496800,31596672,31531872, %T A165128 278474880,326952560,2066242576,2516902752,2598744000,26531651360, %U A165128 23087388720,167365651216,203869268832,211282856832,2184410558000 %N A165128 Smallest member of cycle corresponding to n-th term of A165127. %C A165128 Initial terms in base 9: 0, 17, 385, 3076, 5074, 52854, 62853, 308876, 6518633, 65407433. %H A165128 Joseph Myers, <a href="/A165128/b165128.txt">Table of n, a(n) for n=1..1560</a> %H A165128 <a href="/index/K#Kaprekar_map">Index entries for the Kaprekar map</a> %Y A165128 Cf. A165110, A165115, A165127, A165129. %Y A165128 In other bases: A163205 (base 2), A165010 (base 3), A165030 (base 4), A165049 (base 5), A165069 (base 6), A165088 (base 7), A165108 (base 8), A151965 (base 10). %K A165128 base,nonn %O A165128 1,2 %A A165128 _Joseph Myers_, Sep 04 2009