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| n | a(n) |
|---|---|
| 1 | 5 |
| 2 | 485 |
| 3 | 81440 |
| 4 | 14520192 |
| 5 | 2606019472 |
| 6 | 468268681671 |
| 7 | 84165911962889 |
| 8 | 15129042589276259 |
| 9 | 2719545932661264380 |
| 10 | 488859618202335884730 |
| 11 | 87876498667057316198136 |
| 12 | 15796525069912515393284021 |
[5,485,81440,14520192,2606019472,468268681671, 84165911962889,15129042589276259, 2719545932661264380,488859618202335884730, 87876498667057316198136, 15796525069912515393284021] |