A367655 - cp's OEIS frontend

A367655 G.f. A(x) satisfies A(x) = 1 / (1 - x - x * (1 + x) * A(x^2)).

n	a(n)
0	1
1	2
2	5
3	14
4	39
5	111
6	314
7	894
8	2539
9	7224
10	20536
11	58413
12	166102
13	472410
14	1343448
15	3820748
16	10865805
17	30901790
18	87882171
19	249931270
20	710786078
21	2021427153
22	5748794540
23	16349171957
24	46495891170
25	132231060820
26	376055838670
27	1069476434880
28	3041515866674

[1, 2, 5, 14, 39, 111, 314, 894, 2539, 7224, 20536, 58413, 166102, 472410, 1343448, 3820748, 10865805, 30901790, 87882171, 249931270, 710786078, 2021427153, 5748794540, 16349171957, 46495891170, 132231060820, 376055838670, 1069476434880, 3041515866674]

cp's OEIS Frontend

A367655 G.f. A(x) satisfies A(x) = 1 / (1 - x - x * (1 + x) * A(x^2)).

Table of values

List of values