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.

A118926 Invariant column vector V under matrix product A104546*V = V: a(n) = Sum_{k=0,[n/2]} A104546(n,k)*a(k).

Table of values

n a(n)
0 1
1 2
2 7
3 28
4 125
5 598
6 3007
7 15708
8 84585
9 466954
10 2632167
11 15103676
12 88012801
13 519848442
14 3107443803
15 18774545752
16 114527169657
17 704731976138
18 4370943547471
19 27306560735812
20 171728169545661
21 1086605771091766

List of values

[1, 2, 7, 28, 125, 598, 3007, 15708, 84585, 466954, 2632167, 15103676, 88012801, 519848442, 3107443803, 18774545752, 114527169657, 704731976138, 4370943547471, 27306560735812, 171728169545661, 1086605771091766]