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| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 6 |
| 2 | 1058 |
| 3 | 5748554 |
| 4 | 948155870210 |
| 5 | 4756811244059748042 |
| 6 | 725704975038742796696062050 |
| 7 | 3366853797682513115652233385161124618 |
| 8 | 475014727091441236705100922925411926217680828034 |
[1,6,1058,5748554,948155870210, 4756811244059748042,725704975038742796696062050, 3366853797682513115652233385161124618, 475014727091441236705100922925411926217680828034] |