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 A131072 #5 Sep 24 2018 16:53:14 %S A131072 84,336,420,924,1092,1428,1452,1596,1680,1840,1932,2057,2100,2436, %T A131072 2604,2625,2632,2961,3000,3108,3384,3444,3468,3500,3528,3612,3696, %U A131072 3948,4114,4368,4452,4500,4620,4956,5124,5250,5376,5460,5520,5544,5628,5712,5808 %N A131072 Numbers m such that A081211(m) <> A081213(m). %C A131072 Subsequence of A013929; %C A131072 A081212(a(n)) > 2; A081211(a(n)) <> A081213(a(n)); %C A131072 suggested by _Andrew S. Plewe_ regarding the equality of initial terms of A081211 and A081213. %K A131072 nonn %O A131072 1,1 %A A131072 _Reinhard Zumkeller_, Jun 13 2007