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 A027222 #4 Mar 30 2012 18:56:14 %S A027222 1,1,3,4,11,17,44,74,184,327,790,1461,3452,6584,15278,29879,68290, %T A027222 136391,318035,625731,1487661,2883357,6971222,13338421,32727472, %U A027222 61920497,153926409,288368511,725264305,1351124510,3423262180 %N A027222 a(n) = greatest number in row n of array T given by A026747. %K A027222 nonn %O A027222 0,3 %A A027222 _Clark Kimberling_