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| n | a(n) |
|---|---|
| 1 | 1 |
| 2 | 251610 |
| 3 | 302752867740 |
| 4 | 9178323524804624 |
| 5 | 28125393244553141210 |
| 6 | 19909522361922032493690 |
| 7 | 5116530046996205504668323 |
| 8 | 626072069382507442113224128 |
| 9 | 43460016875695276108491159279 |
[1,251610,302752867740,9178323524804624, 28125393244553141210,19909522361922032493690, 5116530046996205504668323, 626072069382507442113224128, 43460016875695276108491159279] |