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 A099523 #4 Jun 29 2013 06:20:32 %S A099523 1,2,3,4,6,7,10,12,13,15,17,20,24,31,35,38,49,53,55,61,63,65,66,68,74, %T A099523 83,108,110,114,121,166,170,178,196,198,208,226,230,238,240,249,322, %U A099523 337,432,443,588,633,637,693,866,868,874,894,904,962,982,986,988,994,1002 %N A099523 Positions in sequence A099520 at which its records (as given in A099522) appear. %F A099523 A099520(a(n))=A099522(n) %e A099523 A099520 begins: 1,2,4,5,3,7,11,10,6,12,8,14,22,... so records are: 1,2,4,5,7,11,12,14,22, which appear in positions: 1,2,3,4,6,7,10,12,13,... %Y A099523 Cf. A099520, A099522. %K A099523 easy,nonn %O A099523 1,2 %A A099523 Mark Hudson (mrmarkhudson(AT)hotmail.com), Oct 20 2004