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 A316837 #8 Jul 23 2018 09:52:16 %S A316837 0,2,4,6,8,10,12,14,15,17,19,21,23,25,27,29,31,33,35,37,39,41,43,44, %T A316837 46,48,50,52,54,56,58,60,62,64,66,68,70,71,73,75,77,79,81,83,85,87,89, %U A316837 91,93,95,97,99,100,102,104,106,108,110,112,114,116,118,120,122,123,125,127,129,131,133,135 %N A316837 Indices of 0's in A254990. %H A316837 Seiichi Manyama, <a href="/A316837/b316837.txt">Table of n, a(n) for n = 1..10000</a> %Y A316837 Cf. A254990, A316838, A316839, A316840. %K A316837 nonn %O A316837 1,2 %A A316837 _N. J. A. Sloane_, Jul 22 2018