cp's OEIS Frontend

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.

A097194 Row sums of triangle A097190, in which the n-th row polynomial R_n(y) is formed from the initial (n+1) terms of g.f. A097191(y)^(n+1), where R_n(1/3) = 9^n for all n>=0.

Table of values

n a(n)
0 1
1 25
2 649
3 17065
4 451621
5 11998801
6 319623445
7 8530126057
8 227974775239
9 6099550226965
10 163340461497907
11 4377292845062689
12 117376545230379631
13 3149059523347103293
14 84522568856319875179
15 2269506752111508954553

List of values

[1, 25, 649, 17065, 451621, 11998801, 319623445, 8530126057, 227974775239, 6099550226965, 163340461497907, 4377292845062689, 117376545230379631, 3149059523347103293, 84522568856319875179, 2269506752111508954553]