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 A022786 #5 May 01 2013 21:12:44 %S A022786 1,2,3,5,7,9,12,15,18,22,26,31,36,41,47,53,59,66,73,80,88,96,105,114, %T A022786 123,133,143,153,164,175,187,199,211,224,237,250,264,278,292,307,322, %U A022786 338,354,370,387,404,421,439,457,476,495,514,534,554,574 %N A022786 Place where n-th 1 occurs in A023124. %K A022786 nonn %O A022786 1,2 %A A022786 _Clark Kimberling_ %E A022786 An incorrect g.f. was deleted by _N. J. A. Sloane_, Sep 16 2009