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| n | a(n) |
|---|---|
| 1 | 5 |
| 2 | 203 |
| 3 | 12840 |
| 4 | 14050312 |
| 5 | 4044766240 |
| 6 | 18383354944364 |
| 7 | 12954733199158688 |
| 8 | 152834703746357948488 |
| 9 | 204451724239460493425216 |
| 10 | 4971673449387903153569761420 |
| 11 | 10980920102796579166081443367088 |
[5,203,12840,14050312,4044766240,18383354944364, 12954733199158688,152834703746357948488, 204451724239460493425216, 4971673449387903153569761420, 10980920102796579166081443367088] |