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 A191175 #4 Mar 30 2012 18:57:30 %S A191175 1,2,5,7,11,14,20,23,31,32,41,47,50,59,68,83,92,95,104,122,127,131, %T A191175 140,167,176,185,191,203,212,239,248,275,284,293,335,365,371,374,380, %U A191175 383,392,419,428,455,491,500,511,527,536,563,572,608,617,671,707,716,743,752,767,815,824,833,851,860,941,959,995,1004,1094,1103 %N A191175 Integers in (-3+A191125)/4; contains A191125 as a proper subsequence. %C A191175 See A191125, A191174. %t A191175 (See A191125.) %Y A191175 Cf. A191125, A191113, A191174. %K A191175 nonn %O A191175 1,2 %A A191175 _Clark Kimberling_, May 27 2011