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| n | a(n) |
|---|---|
| 0 | 0 |
| 1 | 126 |
| 2 | 32382 |
| 3 | 8289918 |
| 4 | 2122219134 |
| 5 | 543288098430 |
| 6 | 139081753198206 |
| 7 | 35604928818740862 |
| 8 | 9114861777597660798 |
| 9 | 2333404615065001164414 |
| 10 | 597351581456640298090110 |
[0,126,32382,8289918,2122219134,543288098430, 139081753198206,35604928818740862, 9114861777597660798,2333404615065001164414, 597351581456640298090110] |