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 A165127 #6 Jun 02 2025 02:04:03 %S A165127 0,12,83,730,731,6562,6591,59050,531442,4782970,4783971,43046722, %T A165127 43046723,387420490,387420491,387429540,3486784402,3486852471, %U A165127 31381059610,31381059611,31381059801,282429536482,282429536492 %N A165127 a(n) = smallest number that leads to a new cycle under the base-9 Kaprekar map of A165110. %C A165127 Initial terms in base 9: 0, 13, 102, 1001, 1002, 10001, 10033, 100001, 1000001, 10000001. %H A165127 Joseph Myers, <a href="/A165127/b165127.txt">Table of n, a(n) for n=1..1560</a> %H A165127 <a href="/index/K#Kaprekar_map">Index entries for the Kaprekar map</a> %Y A165127 Cf. A165110, A165115, A165128, A165129. %Y A165127 In other bases: A164887 (base 2), A165009 (base 3), A165029 (base 4), A165048 (base 5), A165068 (base 6), A165087 (base 7), A165107 (base 8), A151964 (base 10). %K A165127 base,nonn %O A165127 1,2 %A A165127 _Joseph Myers_, Sep 04 2009