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| n | a(n) |
|---|---|
| 0 | 0 |
| 1 | 1 |
| 2 | 355048 |
| 3 | 5886817533 |
| 4 | 5864336054656 |
| 5 | 1241773051013125 |
| 6 | 98716454926955496 |
| 7 | 3991277735434713913 |
| 8 | 98382652674879674368 |
| 9 | 1661801013342756245961 |
| 10 | 20833333958666683585000 |
| 11 | 205202766952229526577141 |
| 12 | 1656184328295547539616128 |
| 13 | 11308349424395689922231053 |
[0,1,355048,5886817533,5864336054656, 1241773051013125,98716454926955496, 3991277735434713913,98382652674879674368, 1661801013342756245961,20833333958666683585000, 205202766952229526577141, 1656184328295547539616128, 11308349424395689922231053] |