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 A136387 #6 Dec 08 2013 12:54:16 %S A136387 100,1000,101100000,111010010000,110110001010011100100000000100000, %T A136387 101010010000001101001101111001000100001000011000101100000000, %U A136387 100100101011010111000001100000001000110011001010001110000001111101101000000000100010010000010000010100010010010100000010011000000 %N A136387 Sequence A136386 written in base 2. %H A136387 A. Karttunen, <a href="/A136387/b136387.txt">Table of n, a(n) for n = 3..11</a> %H A136387 A. Karttunen, <a href="/A036284/a036284.c.txt">C program for computing this sequence</a> %F A136387 a(n) = A007088(A136386(n)). %K A136387 nonn,base,less %O A136387 3,1 %A A136387 _Antti Karttunen_, Dec 29 2007