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| n | a(n) |
|---|---|
| 1 | 1 |
| 2 | 2 |
| 3 | -14 |
| 4 | 184 |
| 5 | -3194 |
| 6 | 65472 |
| 7 | -1503924 |
| 8 | 37593664 |
| 9 | -1004163802 |
| 10 | 28314667072 |
| 11 | -835650200380 |
| 12 | 25652840146624 |
| 13 | -815280469973380 |
| 14 | 26728163562423360 |
| 15 | -901336722528156712 |
| 16 | 31194183364269262848 |
| 17 | -1105930698812430437626 |
[1,2,-14,184,-3194,65472,-1503924,37593664, -1004163802,28314667072,-835650200380, 25652840146624,-815280469973380,26728163562423360, -901336722528156712,31194183364269262848, -1105930698812430437626] |