A345241 - cp's OEIS frontend

A345241 G.f. A(x) satisfies: A(x) = x + x^2 * exp(3 * Sum_{k>=1} A(x^k) / k).

n	a(n)
1	1
2	1
3	3
4	9
5	28
6	93
7	315
8	1109
9	3969
10	14505
11	53726
12	201588
13	764001
14	2921730
15	11257881
16	43669590
17	170383933
18	668236581
19	2632898016
20	10416893159
21	41368099791
22	164841324837
23	658883345595
24	2641064296638
25	10613953319448
26	42757746556377
27	172628891937513
28	698398635475974

[1, 1, 3, 9, 28, 93, 315, 1109, 3969, 14505, 53726, 201588, 764001, 2921730, 11257881, 43669590, 170383933, 668236581, 2632898016, 10416893159, 41368099791, 164841324837, 658883345595, 2641064296638, 10613953319448, 42757746556377, 172628891937513, 698398635475974]

cp's OEIS Frontend

A345241 G.f. A(x) satisfies: A(x) = x + x^2 * exp(3 * Sum_{k>=1} A(x^k) / k).

Table of values

List of values