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| n | a(n) |
|---|---|
| 0 | 0 |
| 1 | 1 |
| 2 | 1 |
| 3 | -6 |
| 4 | -13 |
| 5 | 110 |
| 6 | 363 |
| 7 | -4214 |
| 8 | -18581 |
| 9 | 276678 |
| 10 | 1525355 |
| 11 | -27753022 |
| 12 | -183611829 |
| 13 | 3948004606 |
| 14 | 30473073547 |
| 15 | -756031185030 |
| 16 | -6669149100757 |
| 17 | 187521633674294 |
| 18 | 1860949703300139 |
| 19 | -58481734930175438 |
| 20 | -644853406058229365 |
| 21 | 22398157925324204142 |
| 22 | 271672536688626976331 |
| 23 | -10334883450918076967446 |
[0,1,1,-6,-13,110,363,-4214,-18581,276678,1525355, -27753022,-183611829,3948004606,30473073547, -756031185030,-6669149100757,187521633674294, 1860949703300139,-58481734930175438, -644853406058229365,22398157925324204142, 271672536688626976331,-10334883450918076967446] |