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 A272761 #11 May 07 2016 09:25:02 %S A272761 23,27,37,41,46,53,54,57,69,71,74,77,79,81,82,83,85,89,91,92,101,105, %T A272761 106,107,108,113,114,121,125,133,135,138,139,141,142,143,147,148,153, %U A272761 154,158,161,162,163,164,166,167,169,170,173,177,178,181,182,184,197 %N A272761 List of indices i such that A065879(i) != A065880(i). %C A272761 Equivalently a list of indices i such that A272759(i) != A272760(i). %C A272761 Also, a list of indices i such that A065413(i) > 1. %H A272761 Peter Kagey, <a href="/A272761/b272761.txt">Table of n, a(n) for n = 1..10000</a> %Y A272761 Cf. A065879, A065880, A065413, A272759, A272760. %K A272761 nonn,base %O A272761 1,1 %A A272761 _Peter Kagey_, May 06 2016