n | a(n) |
---|---|
1 | 1 |
2 | 2 |
3 | 5 |
4 | 9 |
5 | 27 |
6 | 123 |
7 | 693 |
8 | 4653 |
9 | 36111 |
10 | 317583 |
11 | 3118617 |
12 | 33804177 |
13 | 400755267 |
14 | 5156954019 |
15 | 71572594557 |
16 | 1065571143093 |
17 | 16938122939703 |
18 | 286298719063863 |
19 | 5127206924693601 |
20 | 96975312507734553 |
21 | 1931609062232400747 |
22 | 40414621201681598667 |
23 | 886153986344092389957 |
[1,2,5,9,27,123,693,4653,36111,317583,3118617, 33804177,400755267,5156954019,71572594557, 1065571143093,16938122939703,286298719063863, 5127206924693601,96975312507734553, 1931609062232400747,40414621201681598667, 886153986344092389957] |