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 A228635 #4 Aug 28 2013 09:23:59
%S A228635 9,0,0,0,0,0,0,0,0,306,684,760,840,924,1012,1104,1200,1300,19656,
%T A228635 62748,138040,228810,336660,463264,610368,779790,973420,2736720,
%U A228635 8346312,20967678,44830500,83049720,139206480,217387002,322222908,458932980,802030680,1795190940
%N A228635 Number of s in {1,...,n}^n having shortest run with the same value of length 9.
%H A228635 Alois P. Heinz, <a href="/A228635/b228635.txt">Table of n, a(n) for n = 9..180</a>
%Y A228635 Column k=9 of A228617.
%K A228635 nonn
%O A228635 9,1
%A A228635 _Alois P. Heinz_, Aug 28 2013