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| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 696 |
| 2 | 161928 |
| 3 | 12599904 |
| 4 | -22912728 |
| 5 | -6132581424 |
| 6 | -107015308128 |
| 7 | -1012991092032 |
| 8 | -6676225539480 |
| 9 | -34225591158312 |
| 10 | -145164618698832 |
| 11 | -530958452207328 |
| 12 | -1722320395791072 |
| 13 | -5059903726594416 |
| 14 | -13673185634909376 |
| 15 | -34406198518205376 |
| 16 | -81397333990275864 |
[1,696,161928,12599904,-22912728,-6132581424, -107015308128,-1012991092032,-6676225539480, -34225591158312,-145164618698832,-530958452207328, -1722320395791072,-5059903726594416, -13673185634909376,-34406198518205376, -81397333990275864] |