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 A191266 #4 Mar 30 2012 18:57:31 %S A191266 1,2,4,5,7,8,10,11,13,14,16,17,19,20,22,23,25,27,28,30,31,33,34,36,37, %T A191266 39,40,42,43,45,46,48,49,51,53,54,56,57,59,60,62,63,65,66,68,69,71,72, %U A191266 74,75,77,78,80,81,83,84,86,87,89,90,92,93,95,96,98,99,101,103,104,106,107,109,110,112,113,115,116,118,119,121,122,124,125,127 %N A191266 Positions of 0 in A191265. %C A191266 See A191265 and A191250. %t A191266 (See A191265.) %Y A191266 Cf. A191265, A191250. %K A191266 nonn %O A191266 1,2 %A A191266 _Clark Kimberling_, May 28 2011