A137960 - cp's OEIS frontend

A137960 G.f. satisfies A(x) = 1 + x(1 + xA(x)^5)^2.

n	a(n)
0	1
1	1
2	2
3	11
4	50
5	275
6	1560
7	9212
8	56082
9	348675
10	2207120
11	14171155
12	92075064
13	604266000
14	3999688050
15	26670727220
16	178997024610
17	1208160130227
18	8195828345756
19	55849242272130
20	382119958804520
21	2624041637846210

[1, 1, 2, 11, 50, 275, 1560, 9212, 56082, 348675, 2207120, 14171155, 92075064, 604266000, 3999688050, 26670727220, 178997024610, 1208160130227, 8195828345756, 55849242272130, 382119958804520, 2624041637846210]

cp's OEIS Frontend

A137960 G.f. satisfies A(x) = 1 + x(1 + xA(x)^5)^2.

Table of values

List of values

cp's OEIS Frontend

A137960 G.f. satisfies A(x) = 1 + x*(1 + x*A(x)^5)^2.

Table of values

List of values

A137960 G.f. satisfies A(x) = 1 + x(1 + xA(x)^5)^2.