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 A191337 #4 Mar 30 2012 18:57:32 %S A191337 6,7,12,13,19,22,28,29,34,35,44,50,51,56,57,66,67,72,73,79,82,88,89, %T A191337 94,95,101,104,110,111,116,117,126,132,133,139,148,149,154,155,161, %U A191337 164,170,171,176,177,183,186,192,193,198,199,208,214,215,221,230,231,236,237,243,246,252,253,258,259,265,268,274,275,280,281,290 %N A191337 Positions of 0 in A191336. %C A191337 See A191336. %t A191337 (See A191336.) %Y A191337 Cf. A191336, A191329. %K A191337 nonn %O A191337 1,1 %A A191337 _Clark Kimberling_, Jun 01 2011