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 A118768 #4 Mar 30 2012 18:50:54 %S A118768 1,1,1,1,1,1,1,1,1,10,-9,1,1,1,1,1,1,1,1,10,-8,1,1,1,1,1,1,1,2,10,-9, %T A118768 1,1,1,1,1,1,1,1,10,-8,1,1,1,1,1,1,1,2,10,-9,1,1,1,1,1,1,1,1,10,-8,1, %U A118768 1,1,1,1,1,1,2,10,-9,1,1,1,1,1,1,1,1,10,-8,1,1,1,1,1,1,1,2,10,-9,1,1,1,1,1,1,1,1,100,-90,-8,1,1,1,1,1,1,1,2,10,-9,1,1,1 %N A118768 First differences of A118763. %F A118768 a(n) = A118763(n+1) - A118763(n). %Y A118768 Cf. A118762. %K A118768 sign %O A118768 1,10 %A A118768 _Reinhard Zumkeller_, May 01 2006