A345234 - cp's OEIS frontend

A345234 G.f. A(x) satisfies: A(x) = x + x^2 * exp(A(x) - A(-x^2)/2 + A(x^3)/3 - A(-x^4)/4 + ...).

n	a(n)
1	1
2	1
3	1
4	2
5	3
6	5
7	9
8	17
9	31
10	58
11	112
12	218
13	427
14	844
15	1683
16	3381
17	6824
18	13842
19	28226
20	57796
21	118762
22	244874
23	506515
24	1050688
25	2185095
26	4555217
27	9517423
28	19926174
29	41798031
30	87833877
31	184881588
32	389765182
33	822901122
34	1739763655
35	3682955618
36	7806103024
37	16564348106
38	35187631009

[1, 1, 1, 2, 3, 5, 9, 17, 31, 58, 112, 218, 427, 844, 1683, 3381, 6824, 13842, 28226, 57796, 118762, 244874, 506515, 1050688, 2185095, 4555217, 9517423, 19926174, 41798031, 87833877, 184881588, 389765182, 822901122, 1739763655, 3682955618, 7806103024, 16564348106, 35187631009]

cp's OEIS Frontend

A345234 G.f. A(x) satisfies: A(x) = x + x^2 * exp(A(x) - A(-x^2)/2 + A(x^3)/3 - A(-x^4)/4 + ...).

Table of values

List of values