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| n | a(n) |
|---|---|
| 1 | 0 |
| 2 | -1 |
| 3 | -1 |
| 4 | 2 |
| 5 | 0 |
| 6 | -2 |
| 7 | -9 |
| 8 | 9 |
| 9 | -13 |
| 10 | -40 |
| 11 | 52 |
| 12 | 16 |
| 13 | 3 |
| 14 | 3 |
| 15 | -25 |
| 16 | 150 |
| 17 | 73 |
| 18 | -119 |
| 19 | 435 |
| 20 | -409 |
| 21 | -1479 |
| 22 | -1526 |
| 23 | 2783 |
| 24 | -1065 |
| 25 | -7623 |
| 26 | -6534 |
| 27 | -2961 |
| 28 | 10905 |
| 29 | -7625 |
| 30 | -49205 |
| 31 | 114044 |
| 32 | -160163 |
| 33 | -364571 |
| 34 | 849751 |
| 35 | 6638244 |
| 36 | 936704 |
| 37 | -19925924 |
| 38 | 29919679 |
| 39 | 44801693 |
| 40 | 15691398 |
| 41 | -78571565 |
| 42 | 78004083 |
| 43 | 152659515 |
| 44 | -328585072 |
[0,-1,-1,2,0,-2,-9,9,-13,-40,52,16,3,3,-25,150,73, -119,435,-409,-1479,-1526,2783,-1065,-7623,-6534, -2961,10905,-7625,-49205,114044,-160163,-364571, 849751,6638244,936704,-19925924,29919679,44801693, 15691398,-78571565,78004083,152659515,-328585072] |