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 A116531 #7 Jul 14 2012 11:41:07 %S A116531 2,1,1,1,1,1,1,1,2,2,2,4,3,5,5,5,5,5,6,3,6,7,7,7,7,7,7,7,8,4,6,7,7,7, %T A116531 7,7,7,7,8,3,5,6,6,6,6,6,6,6,7,4,5,6,6,6,6,6,6,6,7,3,5,6,6,6,6,6,6,6, %U A116531 7,5,7,8,8,8,8,8,8,8,9,4,6,7,7,7,7,7,7,7,8,6,6,7,7,7,7,7,7,7,8,4,10,11,11 %N A116531 Number of letters in common in the English names for the numbers n and n+1. %e A116531 a(0)=2 from OnE and zErO, a(1)=1 from twO and One, a(2)=1 from Three and Two, a(7)=1 from Eight and sEven, etc. %Y A116531 Cf. A109382. %K A116531 nonn,word %O A116531 0,1 %A A116531 _Rodolfo Kurchan_, Mar 26 2006 %E A116531 Corrected and edited by _Robert G. Wilson v_, Apr 06 2006