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 A026334 #4 Mar 30 2012 18:56:06 %S A026334 1,4,36,352,3620,38304,412895,4509152,49721364,552359680,6172578126, %T A026334 69310337760,781375805392,8838533555180,100264250360835, %U A026334 1140219161743552,12994808897190788,148381034370726096 %N A026334 T(4n,n), where T is the array in A026323. %K A026334 nonn %O A026334 0,2 %A A026334 _Clark Kimberling_ %E A026334 More terms from Antonio G. Astudillo (afg_astudillo(AT)lycos.com), Mar 23 2003