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| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 24 |
| 2 | 608 |
| 3 | 16128 |
| 4 | 443904 |
| 5 | 12570624 |
| 6 | 363708416 |
| 7 | 10694295552 |
| 8 | 318301929472 |
| 9 | 9562594738176 |
| 10 | 289380790960128 |
| 11 | 8807948507676672 |
| 12 | 269349580129173504 |
| 13 | 8268747111256817664 |
| 14 | 254668380196759928832 |
| 15 | 7865254221563736096768 |
| 16 | 243493498808268962660352 |
| 17 | 7553805204299934842486784 |
[1,24,608,16128,443904,12570624,363708416, 10694295552,318301929472,9562594738176, 289380790960128,8807948507676672, 269349580129173504,8268747111256817664, 254668380196759928832,7865254221563736096768, 243493498808268962660352, 7553805204299934842486784] |