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 A059072 #20 Oct 06 2016 12:25:24 %S A059072 1,0,1,10,297,13756,925705,85394646,10351036465,1596005408152 %N A059072 Duplicate of A000459. %K A059072 dead %O A059072 0,4 %A A059072 Barbara Haas Margolius (margolius(AT)math.csuohio.edu)