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| n | a(n) |
|---|---|
| 1 | 24 |
| 2 | 393840 |
| 3 | 128962656 |
| 4 | 87898218720 |
| 5 | 42722691563664 |
| 6 | 23880530579622336 |
| 7 | 12556395110261366976 |
| 8 | 6777250576938845733312 |
| 9 | 3616836970791932655993144 |
| 10 | 1939629997080836352904793760 |
| 11 | 1037999388408269242271021494560 |
[24,393840,128962656,87898218720,42722691563664, 23880530579622336,12556395110261366976, 6777250576938845733312,3616836970791932655993144, 1939629997080836352904793760, 1037999388408269242271021494560] |