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 A088464 #2 May 19 2006 03:00:00 %S A088464 31,61,181,283,811,1279,1999,2551,3931,4159,5659,6553,8389,9241,9463 %N A088464 Duplicate of A088463. %K A088464 dead %O A088464 5,1