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 A160496 #2 Mar 30 2012 17:22:54 %S A160496 1,3,3,1,5,5,2,7,1,7,1,1,9,1,11,1,13,1,1,13,15,1,15,1,3,4,17,1,19,21, %T A160496 1,1,23,2,6,1,23,1,1,25,1,1,27,1,27,2,1,1,29,1,33,5,1,5,33,8,35,1,35, %U A160496 1,37,1,1,37,1,8,1,1,1,43,1,43,7,1,1,45,1,1,47,1,1,9,49,1,51,1,53,1,1,1,55,1 %N A160496 Half the number of terms in row n of A160495. %C A160496 Sequence A160497 lists the pq corresponding to the terms equal to 1. %K A160496 nonn %O A160496 1,2 %A A160496 _T. D. Noe_, May 15 2009