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 A154104 #2 Mar 31 2012 13:21:17 %S A154104 0,1,0,1,0,0,1,0,1,0,1,1,0,0,0,1,0,1,0,1,0,1,0,0,0,1,0,0,1,1,1,0,1,0, %T A154104 0,0,1,1,1,0,0,1,0,0,0,1,0,1,0,1,0,1,0,1,0,1,0,0,1,1,0,0,0,1,1,0,1,0, %U A154104 1,0,1,1,0,0,1,0,1,0,1,1,1,0,0,1,0,0,1,1,0,0,0,1,1,1,0,1,0,1,0,1,0,1 %N A154104 Transpose of array A154103. %o A154104 (MIT Scheme:) (define (A154104 n) (A154103bi (A025581 n) (A002262 n))) %K A154104 nonn,tabl %O A154104 0,1 %A A154104 _Antti Karttunen_, Jan 05 2009