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 A214208 #11 Jul 19 2012 20:09:09 %S A214208 1,1,1,1,3,1,2,1,5,2,1,4,1,10,1,4,1,8,2,21,1,8,2,16,1,4,41,2,16,1,4, %T A214208 32,1,8,83,4,32,1,8,64,2,16,1,165,8,64,2,16,1,128,4,32,1,330,16,1,128, %U A214208 4,32,1,256,8,64,2,661,32,1,256,8,64,2,512,16,1,128,4,1321,64,2,512,16,1,128,4,1024,32,1,256,8,2642,1,128,4,1024,32,1,256,8 %N A214208 First differences of A214207. %C A214208 Created with the hope of obtaining a better understanding ofA213975. %H A214208 Alois P. Heinz, <a href="/A214208/b214208.txt">Table of n, a(n) for n = 1..10009</a> %Y A214208 Cf. A213975, A214207, A214209. %K A214208 nonn %O A214208 1,5 %A A214208 _N. J. A. Sloane_, Jul 09 2012