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| n | a(n) |
|---|---|
| 1 | 1 |
| 2 | 344 |
| 3 | 825945 |
| 4 | 13881657616 |
| 5 | 1633163136864785 |
| 6 | 1344980069223035633256 |
| 7 | 7753542448037025041629822057 |
| 8 | 312883404805904029979088478768109600 |
| 9 | 88381817680515537538446482833052972519290401 |
[1,344,825945,13881657616,1633163136864785, 1344980069223035633256, 7753542448037025041629822057, 312883404805904029979088478768109600, 88381817680515537538446482833052972519290401] |