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 A262230 #7 Sep 17 2015 22:08:50 %S A262230 2,1,4,3,8,16,24,5,32,36,48,19,64,80,96,6,14,9,44,11,106,33,128,67, %T A262230 160,69,164,162,192,224,256,7,10,12,20,72,74,88,136,17,144,148,272, %U A262230 131,320,336,384,65,448,77,452,265,512,520,576,195,640,704,768,832 %N A262230 Inverse permutation to A262155. %H A262230 Paul Tek, <a href="/A262230/b262230.txt">Table of n, a(n) for n = 1..10000</a> %Y A262230 Cf. A262155. %K A262230 nonn,base,look %O A262230 1,1 %A A262230 _Paul Tek_, Sep 15 2015