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 A091352 #7 Mar 30 2012 18:36:40 %S A091352 1,2,4,9,24,77,295,1329,6934,41351,278680,2101434,17574552,161740316, %T A091352 1626733108,17771416521,209739328924,2661301094008,36148700652163, %U A091352 523597247829867,8059284921781892,131408547139817541 %N A091352 Row sums of triangle A091351, in which the k-th column lists the row sums of the k-th power of A091351 (when considered as a lower triangular matrix). %C A091352 Equals column 1 of table A125781. Equals row sums and column 0 (shifted) of triangle A127420. - _Paul D. Hanna_, Feb 11 2007 %H A091352 Paul D. Hanna, <a href="/A091352/b091352.txt">Table of n, a(n) for n = 0..100</a> %Y A091352 Cf. A091351, A091353, A091354. %Y A091352 Cf. A125781, A127420. %K A091352 nonn %O A091352 0,2 %A A091352 _Paul D. Hanna_, Jan 02 2004