n | a(n) |
---|---|
2 | 1 |
3 | 9 |
4 | 93 |
5 | 1155 |
6 | 17025 |
7 | 292383 |
8 | 5752131 |
9 | 127790505 |
10 | 3167896005 |
11 | 86756071545 |
12 | 2602658092419 |
13 | 84917405260779 |
14 | 2994675198208785 |
15 | 113538315994418175 |
[1,9,93,1155,17025,292383,5752131,127790505, 3167896005,86756071545,2602658092419, 84917405260779,2994675198208785, 113538315994418175] |