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 A159067 #5 Sep 08 2013 13:31:38 %S A159067 0,3,6,5,4,6,1,0,8,2,5,4,1,5,0,8,7,1,4,3,2,4,8,7,6,0,3,7,8,3,7,6,5,8, %T A159067 2,1,0,2,6,5,4,7,1,0,6,1,5,4,3,6,0,8,7,0,4,3,2,5,0,3,4,8,3,2,1,4,7,6, %U A159067 5,7,2,1,0,3,6,5,2,6,1,0,8,2,5,4,3,5,0,8,7,1,4,8,0,4,8,7,6,0,3,2,1,3,7,6,5 %N A159067 A102370(n) modulo 9 . %K A159067 nonn,less,base %O A159067 0,2 %A A159067 _Philippe Deléham_, Apr 04 2009