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| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | -23 |
| 2 | 719 |
| 3 | -40599 |
| 4 | 3735059 |
| 5 | -510402683 |
| 6 | 96691506911 |
| 7 | -24171783139087 |
| 8 | 7694747756773355 |
| 9 | -3036089243696854595 |
| 10 | 1453467770211562096727 |
| 11 | -829717294037701503696727 |
| 12 | 556699159289263988695878179 |
[1,-23,719,-40599,3735059,-510402683,96691506911, -24171783139087,7694747756773355, -3036089243696854595,1453467770211562096727, -829717294037701503696727, 556699159289263988695878179] |