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| n | a(n) |
|---|---|
| 2 | 1 |
| 3 | 6 |
| 4 | 92 |
| 5 | 4256 |
| 6 | 631408 |
| 7 | 287890282 |
| 8 | 394680026626 |
| 9 | 1633299243490821 |
| 10 | 20522104351316248402 |
| 11 | 784379015232375006607050 |
| 12 | 91206645757124024620735442618 |
| 13 | 32264019671635009481678592579241059 |
| 14 | 34725332380760680832137350774453679498244 |
[1,6,92,4256,631408,287890282,394680026626, 1633299243490821,20522104351316248402, 784379015232375006607050, 91206645757124024620735442618, 32264019671635009481678592579241059, 34725332380760680832137350774453679498244] |