A218153 - cp's OEIS frontend

A218153 G.f.: A(x) = exp( Sum_{n>=1} x^n/n * Product_{k>=1} (1 + x^(n*k)) ).

n	a(n)
0	1
1	1
2	2
3	3
4	6
5	9
6	16
7	25
8	42
9	65
10	105
11	162
12	256
13	391
14	605
15	918
16	1401
17	2106
18	3176
19	4739
20	7076
21	10482
22	15518
23	22833
24	33556
25	49068
26	71633
27	104153
28	151155
29	218609
30	315562
31	454150
32	652343
33	934559
34	1336328
35	1906307
36	2714409
37	3856777
38	5470236
39	7743437
40	10942743
41	15435773

[1, 1, 2, 3, 6, 9, 16, 25, 42, 65, 105, 162, 256, 391, 605, 918, 1401, 2106, 3176, 4739, 7076, 10482, 15518, 22833, 33556, 49068, 71633, 104153, 151155, 218609, 315562, 454150, 652343, 934559, 1336328, 1906307, 2714409, 3856777, 5470236, 7743437, 10942743, 15435773]

cp's OEIS Frontend

A218153 G.f.: A(x) = exp( Sum_{n>=1} x^n/n * Product_{k>=1} (1 + x^(n*k)) ).

Table of values

List of values