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| n | a(n) |
|---|---|
| 1 | 1 |
| 2 | 0 |
| 3 | 1 |
| 4 | -5 |
| 5 | 8 |
| 6 | -4 |
| 7 | 0 |
| 8 | 1 |
| 9 | -16 |
| 10 | 112 |
| 11 | -448 |
| 12 | 1120 |
| 13 | -1791 |
| 14 | 1786 |
| 15 | -1012 |
| 16 | 248 |
| 17 | 0 |
| 18 | 1 |
| 19 | -33 |
| 20 | 510 |
| 21 | -4898 |
| 22 | 32703 |
| 23 | -160859 |
| 24 | 602408 |
| 25 | -1749715 |
| 26 | 3975561 |
| 27 | -7068408 |
| 28 | 9755858 |
| 29 | -10265148 |
| 30 | 7968348 |
| 31 | -4304712 |
| 32 | 1445104 |
| 33 | -226720 |
| 34 | 0 |
| 35 | 1 |
| 36 | -56 |
| 37 | 1508 |
| 38 | -25992 |
| 39 | 321994 |
| 40 | -3051871 |
| 41 | 23000726 |
| 42 | -141421592 |
| 43 | 722137763 |
| 44 | -3101089711 |
[1,0,1,-5,8,-4,0,1,-16,112,-448,1120,-1791,1786, -1012,248,0,1,-33,510,-4898,32703,-160859,602408, -1749715,3975561,-7068408,9755858,-10265148, 7968348,-4304712,1445104,-226720,0,1,-56,1508, -25992,321994,-3051871,23000726,-141421592, 722137763,-3101089711] |