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| n | a(n) |
|---|---|
| 1 | 8 |
| 2 | 116 |
| 3 | 1485 |
| 4 | 19065 |
| 5 | 245268 |
| 6 | 3146755 |
| 7 | 40424861 |
| 8 | 519218802 |
| 9 | 6669141957 |
| 10 | 85661208693 |
| 11 | 1100266812500 |
| 12 | 14132294288479 |
| 13 | 181521187277681 |
| 14 | 2331535718787322 |
| 15 | 29947240904675409 |
| 16 | 384655164983132569 |
[8,116,1485,19065,245268,3146755,40424861, 519218802,6669141957,85661208693,1100266812500, 14132294288479,181521187277681,2331535718787322, 29947240904675409,384655164983132569] |