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| n | a(n) |
|---|---|
| 1 | 64512 |
| 2 | 625512 |
| 3 | 8636544 |
| 4 | 153531936 |
| 5 | 3042034560 |
| 6 | 63787803360 |
| 7 | 1367618567424 |
| 8 | 29643515275104 |
| 9 | 645365452421376 |
| 10 | 14080651801791360 |
| 11 | 307493877105274752 |
| 12 | 6718116600373467360 |
| 13 | 146806374332666553600 |
| 14 | 3208378167723075141600 |
[64512,625512,8636544,153531936,3042034560, 63787803360,1367618567424,29643515275104, 645365452421376,14080651801791360, 307493877105274752,6718116600373467360, 146806374332666553600,3208378167723075141600] |