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| n | a(n) |
|---|---|
| 1 | 1 |
| 2 | -4 |
| 3 | 1 |
| 4 | 26 |
| 5 | -12 |
| 6 | 1 |
| 7 | -234 |
| 8 | 152 |
| 9 | -24 |
| 10 | 1 |
| 11 | 2696 |
| 12 | -2210 |
| 13 | 500 |
| 14 | -40 |
| 15 | 1 |
| 16 | -37919 |
| 17 | 36976 |
| 18 | -10710 |
| 19 | 1240 |
| 20 | -60 |
| 21 | 1 |
| 22 | 630521 |
| 23 | -704837 |
| 24 | 245896 |
| 25 | -36750 |
| 26 | 2590 |
| 27 | -84 |
| 28 | 1 |
| 29 | -12111114 |
| 30 | 15132932 |
| 31 | -6120324 |
| 32 | 1109696 |
| 33 | -101500 |
| 34 | 4816 |
| 35 | -112 |
| 36 | 1 |
| 37 | 264051201 |
| 38 | -362099010 |
| 39 | 165387680 |
| 40 | -34990620 |
| 41 | 3901296 |
| 42 | -241164 |
| 43 | 8232 |
| 44 | -144 |
| 45 | 1 |
[1,-4,1,26,-12,1,-234,152,-24,1,2696,-2210,500, -40,1,-37919,36976,-10710,1240,-60,1,630521, -704837,245896,-36750,2590,-84,1,-12111114, 15132932,-6120324,1109696,-101500,4816,-112,1, 264051201,-362099010,165387680,-34990620,3901296, -241164,8232,-144,1] |