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 A236237 #4 Jan 20 2014 19:06:04 %S A236237 35,0,0,0,0,0,10,0,0,0,0,0,11,0,0,0,4881805,0,0,1,0,12695,0,260,0,0,1, %T A236237 214881500,75,0,88074877,1649720,29845,1,369738,180,876883688,7920, %U A236237 35595974,81642954135,31424981409,3292740,2324726506,44705232,1009697530141 %N A236237 Number of binary words of length n with exactly 8 (possibly overlapping) occurrences of the subword given by the binary expansion of n. %H A236237 Alois P. Heinz, <a href="/A236237/b236237.txt">Table of n, a(n) for n = 15..1000</a> %Y A236237 Column k=8 of A233940. %K A236237 nonn %O A236237 15,1 %A A236237 _Alois P. Heinz_, Jan 20 2014