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 A096984 #1 Sep 22 2004 03:00:00 %S A096984 2,0,4,5,96,427,6448,56961,892720,11905091,211153944 %N A096984 Another version of A005512, which is the main entry for this sequence. %K A096984 dead %O A096984 2,1