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 A122239 #4 Mar 31 2012 13:21:11 %S A122239 52,240,964,3972,15556,64532,248288,988964,4164356,15899248,64719124, %T A122239 257019652,1070118936,4197239188,16299415152,65592597568,259741591312, %U A122239 1093901323332,4233842104068,16616683414632,70137217092164 %N A122239 a(n) = A014486(A122238(n)). %C A122239 A122240 shows the same sequence in binary. %H A122239 A. Karttunen, <a href="/A080069/a080069.py.txt">Python program for computing this sequence and the associated image.</a> %H A122239 A. Karttunen, <a href="/A122239/a122239_512.png">Terms a(1)-a(512) drawn as binary strings, in Wolframesque fashion.</a> %Y A122239 Compare to similar Wolframesque plots given in A080070, A122229, A122232, A122235, A122242, A122245. %K A122239 nonn,base %O A122239 1,1 %A A122239 _Antti Karttunen_, Sep 14 2006