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| n | a(n) |
|---|---|
| 1 | 8 |
| 2 | 3336 |
| 3 | 285931 |
| 4 | 22129704 |
| 5 | 1795186406 |
| 6 | 145700454710 |
| 7 | 11808073517522 |
| 8 | 957054636207245 |
| 9 | 77572170112847769 |
| 10 | 6287447361186053475 |
| 11 | 509615702368833445640 |
| 12 | 41305821175367080066062 |
| 13 | 3347955852661976379389792 |
[8,3336,285931,22129704,1795186406,145700454710, 11808073517522,957054636207245,77572170112847769, 6287447361186053475,509615702368833445640, 41305821175367080066062,3347955852661976379389792] |