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 A082165 #10 Jan 09 2009 03:00:00 %S A082165 1,12,216,5248,160675,5931540,256182290,12665445248,705068085303 %N A082165 Duplicate of A006689. %K A082165 dead %O A082165 1,2