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| n | a(n) |
|---|---|
| 1 | 3 |
| 2 | 76 |
| 3 | 6958 |
| 4 | 2504637 |
| 5 | 3495632937 |
| 6 | 18901428867727 |
| 7 | 396123615709336849 |
| 8 | 32176890056971879660693 |
| 9 | 10130525958339456502522410735 |
| 10 | 12362161675037799092546476765921887 |
[3,76,6958,2504637,3495632937,18901428867727, 396123615709336849,32176890056971879660693, 10130525958339456502522410735, 12362161675037799092546476765921887] |