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| n | a(n) |
|---|---|
| -1 | 1 |
| 0 | 0 |
| 1 | -1 |
| 2 | 4 |
| 3 | -3 |
| 4 | -2 |
| 5 | 11 |
| 6 | -6 |
| 7 | -11 |
| 8 | 20 |
| 9 | -15 |
| 10 | -16 |
| 11 | 43 |
| 12 | -24 |
| 13 | -32 |
| 14 | 76 |
| 15 | -48 |
| 16 | -58 |
| 17 | 144 |
| 18 | -84 |
| 19 | -97 |
| 20 | 238 |
| 21 | -144 |
| 22 | -172 |
| 23 | 398 |
| 24 | -234 |
| 25 | -279 |
| 26 | 636 |
| 27 | -372 |
| 28 | -428 |
| 29 | 1012 |
| 30 | -582 |
| 31 | -678 |
| 32 | 1564 |
| 33 | -906 |
| 34 | -1028 |
| 35 | 2389 |
| 36 | -1362 |
| 37 | -1576 |
| 38 | 3560 |
| 39 | -2046 |
| 40 | -2320 |
| 41 | 5290 |
| 42 | -2988 |
| 43 | -3407 |
| 44 | 7700 |
| 45 | -4371 |
| 46 | -4928 |
[1,0,-1,4,-3,-2,11,-6,-11,20,-15,-16,43,-24,-32, 76,-48,-58,144,-84,-97,238,-144,-172,398,-234, -279,636,-372,-428,1012,-582,-678,1564,-906,-1028, 2389,-1362,-1576,3560,-2046,-2320,5290,-2988, -3407,7700,-4371,-4928] |