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 A095162 #2 Dec 05 2013 19:56:51 %S A095162 1,2,3,6,8,15,17,26,31,42,49,62 %N A095162 Index of first occurrence of n in A095161. %Y A095162 Cf. A095161. %K A095162 more,nonn %O A095162 1,2 %A A095162 _Amarnath Murthy_, Jun 01 2004