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| n | a(n) |
|---|---|
| 8 | 5040 |
| 9 | 317520 |
| 10 | 12700800 |
| 11 | 419126400 |
| 12 | 12573792000 |
| 13 | 359610451200 |
| 14 | 10069092633600 |
| 15 | 280496151936000 |
| 16 | 7853892254208000 |
| 17 | 222526947202560000 |
| 18 | 6408776079433728000 |
| 19 | 188184970332463104000 |
| 20 | 5645549109973893120000 |
| 21 | 173274930375352565760000 |
| 22 | 5445783526082509209600000 |
| 23 | 175354229539856796549120000 |
[5040,317520,12700800,419126400,12573792000, 359610451200,10069092633600,280496151936000, 7853892254208000,222526947202560000, 6408776079433728000,188184970332463104000, 5645549109973893120000,173274930375352565760000, 5445783526082509209600000, 175354229539856796549120000] |