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| n | a(n) |
|---|---|
| 2 | 2 |
| 3 | 3 |
| 4 | 113 |
| 5 | 3229 |
| 6 | 15683 |
| 7 | 736279 |
| 8 | 8332427 |
| 9 | 37305713 |
| 10 | 4948884397 |
| 11 | 6193302809 |
| 12 | 316781230427 |
[2,3,113,3229,15683,736279,8332427,37305713, 4948884397,6193302809,316781230427] |