A366646 - cp's OEIS frontend

A366646 G.f. A(x) satisfies A(x) = 1 + (x * A(x) / (1 - x))^4.

n	a(n)
0	1
1	0
2	0
3	0
4	1
5	4
6	10
7	20
8	39
9	88
10	228
11	600
12	1507
13	3652
14	8866
15	22100
16	56365
17	144656
18	369784
19	942480
20	2408934
21	6196280
22	16026652
23	41571640
24	107959654
25	280708560
26	731349400
27	1910098320
28	4999759830
29	13109582376
30	34421585844
31	90500370760
32	238272324682

[1, 0, 0, 0, 1, 4, 10, 20, 39, 88, 228, 600, 1507, 3652, 8866, 22100, 56365, 144656, 369784, 942480, 2408934, 6196280, 16026652, 41571640, 107959654, 280708560, 731349400, 1910098320, 4999759830, 13109582376, 34421585844, 90500370760, 238272324682]

cp's OEIS Frontend

A366646 G.f. A(x) satisfies A(x) = 1 + (x * A(x) / (1 - x))^4.

Table of values

List of values