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 A114387 #2 Mar 31 2012 13:21:10 %S A114387 0,1001,10010,11011,100100,101101,110110,111111,1001000,1001001, %T A114387 1011010,1011011,1101100,1101101,1111110,1111111,10010000,10010010, %U A114387 10011001,10011011,10110100,10110110,10111101,10111111,11011000 %N A114387 Sequence A114386 in binary. %Y A114387 a(n) = A007088(A114386(n)). %K A114387 nonn,base %O A114387 0,2 %A A114387 _Antti Karttunen_, Feb 07 2006