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 A022777 #5 Mar 30 2012 18:55:50 %S A022777 1,3,7,13,20,29,40,53,67,83,101,121,142,165,190,216,244,274,306,339, %T A022777 374,411,450,490,532,576,622,669,718,769,821,875,931,989,1048,1109, %U A022777 1172,1237,1303,1371,1441,1513,1586,1661,1738,1816,1896,1978,2062 %N A022777 Place where n-th 1 occurs in A007337. %C A022777 Also place where first n appears in A023116. First differences minus 1 are A022838. - _Franklin T. Adams-Watters_, Nov 10 2006 %K A022777 nonn %O A022777 1,2 %A A022777 _Clark Kimberling_