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.

A098617 G.f. A(x) satisfies: A(x*G(x)) = G(x), where G(x) is the g.f. for A098616(n) = Pell(n+1)*Catalan(n).

Table of values

n a(n)
0 1
1 2
2 6
3 16
4 46
5 128
6 364
7 1024
8 2902
9 8192
10 23188
11 65536
12 185420
13 524288
14 1483096
15 4194304
16 11863910
17 33554432
18 94908420
19 268435456
20 759257636
21 2147483648
22 6074027496
23 17179869184
24 48592102396
25 137438953472
26 388736403144

List of values

[1, 2, 6, 16, 46, 128, 364, 1024, 2902, 8192, 23188, 65536, 185420, 524288, 1483096, 4194304, 11863910, 33554432, 94908420, 268435456, 759257636, 2147483648, 6074027496, 17179869184, 48592102396, 137438953472, 388736403144]