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 A094528 #6 Mar 30 2012 18:39:23 %S A094528 1,1,2,2,2,3,3,2,3,4,3,3,4,4,5,3,4,4,5,5,6,4,5,4,6,6,6,7,5,5,4,6,7,7, %T A094528 7,8,6,6,5,7,8,8,8,8,9,6,6,6,7,8,9,9,9,9,10,7,6,7,7,9,10,10,10,10,10, %U A094528 11,7,6,8,8,10,10,11,11,11,11,11,12,7,7,8,8,10,11,12,12,12,12,12,12,13 %N A094528 Triangle T(n,k) read by rows related to A004001. %F A094528 T(n, k)=b(2^k+n)-2^(k-1) where b(n)=A004001(n) (n=1, 2, 3, ... 1<=k<=n) %K A094528 nonn,tabl %O A094528 1,3 %A A094528 _Benoit Cloitre_, Jun 05 2004