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 A091608 #5 Nov 27 2013 20:48:04 %S A091608 1,0,1,1,2,3,5,5,9,11,16,20,29,35,49,61,81,101,133,163,211,260,329, %T A091608 404,508,619,770,936,1152,1395,1706,2053,2495,2994,3612,4318,5185, %U A091608 6171,7374,8748,10403,12300,14570,17165,20257,23797,27977,32769,38405,44850 %N A091608 Column 5 of triangle A091602. %H A091608 Alois P. Heinz, <a href="/A091608/b091608.txt">Table of n, a(n) for n = 5..1000</a> %K A091608 nonn %O A091608 5,5 %A A091608 _Christian G. Bower_, Jan 23 2004