n | a(n) |
---|---|
0 | 1 |
1 | 3 |
2 | 9 |
3 | 39 |
4 | 249 |
5 | 2083 |
6 | 21309 |
7 | 258891 |
8 | 3676465 |
9 | 60188355 |
10 | 1120986549 |
11 | 23477257147 |
12 | 547630675689 |
13 | 14116139238243 |
14 | 399459984039853 |
15 | 12338912081665707 |
16 | 413926973626402401 |
17 | 15012208323417943171 |
18 | 586241726429900170341 |
19 | 24560642734838666902107 |
[1,3,9,39,249,2083,21309,258891,3676465,60188355, 1120986549,23477257147,547630675689, 14116139238243,399459984039853,12338912081665707, 413926973626402401,15012208323417943171, 586241726429900170341,24560642734838666902107] |