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| n | a(n) |
|---|---|
| 1 | 205416 |
| 2 | 165936 |
| 3 | 240192 |
| 4 | 1645920 |
| 5 | 8613504 |
| 6 | 56633472 |
| 7 | 408445632 |
| 8 | 2199502080 |
| 9 | 14566314240 |
| 10 | 105251128704 |
| 11 | 567471536640 |
| 12 | 3758109073920 |
| 13 | 27154791205632 |
| 14 | 146407656453120 |
| 15 | 969592141071360 |
| 16 | 7005936131053056 |
| 17 | 37773175364904960 |
[205416,165936,240192,1645920,8613504,56633472, 408445632,2199502080,14566314240,105251128704, 567471536640,3758109073920,27154791205632, 146407656453120,969592141071360,7005936131053056, 37773175364904960] |