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| n | a(n) |
|---|---|
| 1 | 0 |
| 2 | 960 |
| 3 | 98410 |
| 4 | 13597418 |
| 5 | 1772657688 |
| 6 | 233160226732 |
| 7 | 30622716754158 |
| 8 | 4022851892753872 |
| 9 | 528455116917488310 |
| 10 | 69420023062049923456 |
| 11 | 9119289156599877064060 |
| 12 | 1197946120890187979210064 |
[0,960,98410,13597418,1772657688,233160226732, 30622716754158,4022851892753872, 528455116917488310,69420023062049923456, 9119289156599877064060,1197946120890187979210064] |