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| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | -3 |
| 2 | 41 |
| 3 | -1291 |
| 4 | 73169 |
| 5 | -6551251 |
| 6 | 852920953 |
| 7 | -152425617371 |
| 8 | 35839758063521 |
| 9 | -10733139641944739 |
| 10 | 3990221478883366601 |
| 11 | -1803635523024068325803 |
| 12 | 974372554797510153337201 |
[1,-3,41,-1291,73169,-6551251,852920953, -152425617371,35839758063521,-10733139641944739, 3990221478883366601,-1803635523024068325803, 974372554797510153337201] |