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| n | a(n) |
|---|---|
| 1 | 152 |
| 2 | 33416 |
| 3 | 43689232 |
| 4 | 343092183768 |
| 5 | 16261866249456960 |
| 6 | 4664832940178290442768 |
| 7 | 8112174131718066295245481744 |
| 8 | 85615997981426512072932676873435656 |
[152,33416,43689232,343092183768, 16261866249456960,4664832940178290442768, 8112174131718066295245481744, 85615997981426512072932676873435656] |