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| n | a(n) |
|---|---|
| 1 | 1 |
| 2 | 207775 |
| 3 | 566828686621 |
| 4 | 9011375448568566265 |
| 5 | 545354187810192396620158501 |
| 6 | 96830939680123110993863214244502671 |
| 7 | 42331916293179268263941025436198550595621985 |
[1,207775,566828686621,9011375448568566265, 545354187810192396620158501, 96830939680123110993863214244502671, 42331916293179268263941025436198550595621985] |