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 A115769 #2 Mar 31 2012 13:21:10 %S A115769 1011,10110,101011,101100,1010110,1011000,10101011,10101100,10110000, %T A115769 10110011,11001011,101010110,101011000,101100000,101100011,101100110, %U A115769 110001011,110010110,1010101011,1010101100,1010110000 %N A115769 Sequence A115768 in binary. %Y A115769 Cf. a(n) = A007088(A115768(n)). %K A115769 nonn,base %O A115769 1,1 %A A115769 _Antti Karttunen_, Jan 30 2006