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 A140083 #5 Mar 30 2012 18:54:36 %S A140083 0,1,1,2,1,2,0,1,1,2,2,3,0,1,1,2,1,2,0,1,2,3,1,2,0,1,1,2,1,2,0,1,1,2, %T A140083 2,3,0,1,1,2,2,3,0,1,1,2,1,2,0,1,1,2,1,2,0,1,1,2,1,2,0,1,1,2,1,2,0,1, %U A140083 2,3,1,2,0,1,1,2,1,2,0,1,2,3,1,2,0,1,1,2,1,2,0,1,1,2,1,2,0,1,1 %N A140083 Same as A140080, except now e=6. %H A140083 Nadia Heninger and N. J. A. Sloane, <a href="/A140083/b140083.txt">Table of n, a(n) for n = 0..5000</a> %o A140083 See link in A140080 for Fortran program. %K A140083 nonn %O A140083 0,4 %A A140083 _Nadia Heninger_ and _N. J. A. Sloane_, Jun 03 2008