A306041 - cp's OEIS frontend

A306041 Expansion of e.g.f. Product_{k>=1} (1 + x^k/k!)/(1 - x^k/k!).

n	a(n)
0	1
1	2
2	6
3	26
4	126
5	742
6	4986
7	37942
8	321502
9	3026150
10	31198206
11	351179182
12	4282131354
13	56334933358
14	795191463982
15	12001157392246
16	192825757504222
17	3288240179785318
18	59314678786251486
19	1128751491248706814
20	22599321692994969886
21	474961934284902165190
22	10454818842695667265942

[1, 2, 6, 26, 126, 742, 4986, 37942, 321502, 3026150, 31198206, 351179182, 4282131354, 56334933358, 795191463982, 12001157392246, 192825757504222, 3288240179785318, 59314678786251486, 1128751491248706814, 22599321692994969886, 474961934284902165190, 10454818842695667265942]

cp's OEIS Frontend

A306041 Expansion of e.g.f. Product_{k>=1} (1 + x^k/k!)/(1 - x^k/k!).

Table of values

List of values