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| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 24 |
| 2 | 197208 |
| 3 | 47715936 |
| 4 | 42451725912 |
| 5 | 18015200386704 |
| 6 | 10924205579505504 |
| 7 | 5511557851517150400 |
| 8 | 3039496830486964153944 |
| 9 | 1604976096786795234999096 |
| 10 | 865212805864755380070382608 |
| 11 | 461861254217266216545148291872 |
[1,24,197208,47715936,42451725912,18015200386704, 10924205579505504,5511557851517150400, 3039496830486964153944,1604976096786795234999096, 865212805864755380070382608, 461861254217266216545148291872] |