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 A190446 #4 Mar 30 2012 18:57:28 %S A190446 5,13,26,34,47,60,68,81,89,94,102,115,123,136,149,157,170,178,191,204, %T A190446 212,225,233,238,246,259,267,280,293,301,314,322,335,348,356,369,382, %U A190446 390,403,411,424,437,445,458,466,471,479,492,500,513,526,534,547,555,568,581,589,602,610,615 %N A190446 Positions of 0 in A190445. %C A190446 See A190445. %t A190446 (see A190445.) %Y A190446 Cf. A190445. %K A190446 nonn %O A190446 1,1 %A A190446 _Clark Kimberling_, May 10 2011