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 A140084 #5 Mar 30 2012 18:54:36 %S A140084 0,1,1,2,1,2,2,0,1,2,2,3,2,3,0,1,1,2,2,3,2,0,3,1,2,3,3,4,0,1,1,2,1,2, %T A140084 2,0,2,3,3,1,2,3,0,1,3,4,1,2,2,0,3,1,3,1,4,2,0,1,1,2,1,2,2,0,1,2,2,3, %U A140084 2,3,0,1,2,3,3,4,3,0,1,1,2,3,3,4,0,1,1,2,3,4,4,0,1,1,2,1,2,3,0 %N A140084 Same as A140080, except now e=7. %H A140084 Nadia Heninger and N. J. A. Sloane, <a href="/A140084/b140084.txt">Table of n, a(n) for n = 0..5000</a> %o A140084 See link in A140080 for Fortran program. %K A140084 nonn %O A140084 0,4 %A A140084 _Nadia Heninger_ and _N. J. A. Sloane_, Jun 03 2008