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 A096056 #5 Jan 09 2009 03:00:00 %S A096056 3,3,3,4,4,4,4,5,5,5,5,6,6,6,6,7,7,7,7,7,8,8,8,8,8,9,9,9,9,10,10,10,10 %N A096056 Duplicate of A050501. %K A096056 dead %O A096056 2,1