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| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 2 |
| 2 | -2 |
| 3 | 6 |
| 4 | -8 |
| 5 | 4 |
| 6 | 20 |
| 7 | -36 |
| 8 | 24 |
| 9 | -8 |
| 10 | 72 |
| 11 | -160 |
| 12 | 144 |
| 13 | -64 |
| 14 | 16 |
| 15 | 272 |
| 16 | -720 |
| 17 | 800 |
| 18 | -480 |
| 19 | 160 |
| 20 | -32 |
| 21 | 1056 |
| 22 | -3264 |
| 23 | 4320 |
| 24 | -3200 |
| 25 | 1440 |
| 26 | -384 |
| 27 | 64 |
| 28 | 4160 |
| 29 | -14784 |
| 30 | 22848 |
| 31 | -20160 |
| 32 | 11200 |
| 33 | -4032 |
| 34 | 896 |
| 35 | -128 |
| 36 | 16512 |
| 37 | -66560 |
| 38 | 118272 |
| 39 | -121856 |
| 40 | 80640 |
| 41 | -35840 |
| 42 | 10752 |
| 43 | -2048 |
| 44 | 256 |
[1,2,-2,6,-8,4,20,-36,24,-8,72,-160,144,-64,16, 272,-720,800,-480,160,-32,1056,-3264,4320,-3200, 1440,-384,64,4160,-14784,22848,-20160,11200,-4032, 896,-128,16512,-66560,118272,-121856,80640,-35840, 10752,-2048,256] |