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 A115954 #4 Mar 30 2012 18:59:13 %S A115954 1,1,1,1,0,1,1,0,1,1,1,1,0,0,1,1,1,0,0,1,1,1,0,1,0,0,0,1,1,0,1,0,0,0, %T A115954 1,1,1,0,1,1,0,0,0,0,1,1,0,1,1,0,0,0,0,1,1,1,1,0,0,1,0,0,0,0,0,1,1,1, %U A115954 0,0,1,0,0,0,0,0,1,1,1,1,0,0,1,1,0,0,0,0,0,0,1 %N A115954 Inverse of number triangle A115952. %C A115954 Row sums are A014701(n+1). %e A115954 Triangle begins %e A115954 1, %e A115954 1, 1, %e A115954 1, 0, 1, %e A115954 1, 0, 1, 1, %e A115954 1, 1, 0, 0, 1, %e A115954 1, 1, 0, 0, 1, 1, %e A115954 1, 0, 1, 0, 0, 0, 1, %e A115954 1, 0, 1, 0, 0, 0, 1, 1, %e A115954 1, 0, 1, 1, 0, 0, 0, 0, 1, %e A115954 1, 0, 1, 1, 0, 0, 0, 0, 1, 1, %e A115954 1, 1, 0, 0, 1, 0, 0, 0, 0, 0, 1, %e A115954 1, 1, 0, 0, 1, 0, 0, 0, 0, 0, 1, 1, %e A115954 1, 1, 0, 0, 1, 1, 0, 0, 0, 0, 0, 0, 1 %Y A115954 Cf. A014701, A115526. %K A115954 nonn,tabl %O A115954 0,1 %A A115954 _Paul Barry_, Feb 02 2006