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 A191195 #4 Mar 30 2012 18:57:31 %S A191195 1,4,10,13,16,37,40,49,52,64,91,118,121,145,148,157,160,193,196,208, %T A191195 256,334,361,364,442,445,469,472,481,484,577,580,589,592,625,628,640, %U A191195 769,772,784,820,832,1024,1063,1090,1093,1306,1333,1336,1414,1417,1441,1444,1453,1456 %N A191195 Integers in (A191135)/4; contains A191135 as a proper subsequence. %C A191195 See A191135. %t A191195 (See A191135.) %Y A191195 Cf. A191135, A191113. %K A191195 nonn %O A191195 1,2 %A A191195 _Clark Kimberling_, May 28 2011