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 A076085 #3 Nov 10 2007 03:00:00 %S A076085 12,13,15,17,106,107,108,109,1099 %N A076085 Duplicate of A074164. %K A076085 dead %O A076085 1,1