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| n | a(n) |
|---|---|
| 2 | 80 |
| 3 | 6800 |
| 4 | 316928 |
| 5 | 11784608 |
| 6 | 397551920 |
| 7 | 12828154160 |
| 8 | 405380093408 |
| 9 | 12683426301248 |
| 10 | 394943123789840 |
| 11 | 12269641330477520 |
| 12 | 380755304897252288 |
| 13 | 11809363300986469088 |
| 14 | 366179512530595589360 |
| 15 | 11352903763691009133680 |
| 16 | 351960100658771425777568 |
| 17 | 10911064386177197162304128 |
[80,6800,316928,11784608,397551920,12828154160, 405380093408,12683426301248,394943123789840, 12269641330477520,380755304897252288, 11809363300986469088,366179512530595589360, 11352903763691009133680,351960100658771425777568, 10911064386177197162304128] |