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| n | a(n) |
|---|---|
| 2 | 6 |
| 3 | 63 |
| 4 | 1540 |
| 5 | 119235 |
| 6 | 29059380 |
| 7 | 21898886793 |
| 8 | 50826232189144 |
| 9 | 361947451544923557 |
| 10 | 7884768474166076906420 |
| 11 | 524518303312357729182869149 |
| 12 | 106448798893410608983300257207398 |
| 13 | 65866487708413725073741586390176988083 |
| 14 | 124207126413825808953168887580780401519104028 |
[6,63,1540,119235,29059380,21898886793, 50826232189144,361947451544923557, 7884768474166076906420, 524518303312357729182869149, 106448798893410608983300257207398, 65866487708413725073741586390176988083, 124207126413825808953168887580780401519104028] |