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| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 39 |
| 2 | 1482 |
| 3 | 56316 |
| 4 | 2140008 |
| 5 | 81320304 |
| 6 | 3090171552 |
| 7 | 117426518976 |
| 8 | 4462207721088 |
| 9 | 169563893401344 |
| 10 | 6443427949251072 |
| 11 | 244850262071540736 |
| 12 | 9304309958718547968 |
| 13 | 353563778431304822784 |
| 14 | 13435423580389583265792 |
[1,39,1482,56316,2140008,81320304,3090171552, 117426518976,4462207721088,169563893401344, 6443427949251072,244850262071540736, 9304309958718547968,353563778431304822784, 13435423580389583265792] |