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| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | -294 |
| 2 | -40572 |
| 3 | -9456216 |
| 4 | -3013531458 |
| 5 | -1095736644072 |
| 6 | -430427492908056 |
| 7 | -177966281438573376 |
| 8 | -76323096421188881292 |
| 9 | -33643171872410204427918 |
| 10 | -15150435131179232328586968 |
| 11 | -6940567145625149028384495432 |
[1,-294,-40572,-9456216,-3013531458, -1095736644072,-430427492908056, -177966281438573376,-76323096421188881292, -33643171872410204427918, -15150435131179232328586968, -6940567145625149028384495432] |