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 A061058 #4 May 11 2007 03:00:00 %S A061058 1,2,5,14,42,165,714,3094,14858,79534,447051,2714690,17395070 %N A061058 Duplicate of A060795. %K A061058 dead %O A061058 1,2