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 A092029 #3 Feb 24 2006 03:00:00 %S A092029 1,5,7,11,29,773,1321,2621 %N A092029 Duplicate of A050299. %K A092029 dead %O A092029 1,2