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| n | a(n) |
|---|---|
| 7 | 2162160 |
| 8 | 196756560 |
| 9 | 10778727960 |
| 10 | 463305056760 |
| 11 | 17266750912320 |
| 12 | 586609859314080 |
| 13 | 18699578507549520 |
| 14 | 569565504689176800 |
| 15 | 16777853060738524020 |
| 16 | 482011338862966969980 |
| 17 | 13586929812483090607600 |
| 18 | 377442353035435719228120 |
| 19 | 10367784656620152180344310 |
[2162160,196756560,10778727960,463305056760, 17266750912320,586609859314080,18699578507549520, 569565504689176800,16777853060738524020, 482011338862966969980,13586929812483090607600, 377442353035435719228120, 10367784656620152180344310] |