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| n | a(n) |
|---|---|
| 1 | 812 |
| 2 | 579667803 |
| 3 | 235948437342837440 |
| 4 | 52366358060537007928863206000 |
| 5 | 6262970727027052056580468670430288168750000 |
| 6 | 401820562589647140572840734882930708995214500792163500000000 |
[812,579667803,235948437342837440, 52366358060537007928863206000, 6262970727027052056580468670430288168750000, 40182056258964714057284073488293070899521450079216\ 3500000000] |