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| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | -1 |
| 2 | 1 |
| 3 | 1 |
| 4 | -2 |
| 5 | 1 |
| 6 | -2 |
| 7 | 4 |
| 8 | -3 |
| 9 | 1 |
| 10 | 5 |
| 11 | -11 |
| 12 | 9 |
| 13 | -4 |
| 14 | 1 |
| 15 | -17 |
| 16 | 38 |
| 17 | -33 |
| 18 | 16 |
| 19 | -5 |
| 20 | 1 |
| 21 | 71 |
| 22 | -162 |
| 23 | 145 |
| 24 | -74 |
| 25 | 25 |
| 26 | -6 |
| 27 | 1 |
| 28 | -357 |
| 29 | 824 |
| 30 | -753 |
| 31 | 396 |
| 32 | -140 |
| 33 | 36 |
| 34 | -7 |
| 35 | 1 |
| 36 | 2101 |
| 37 | -4892 |
| 38 | 4535 |
| 39 | -2434 |
| 40 | 885 |
| 41 | -237 |
| 42 | 49 |
| 43 | -8 |
| 44 | 1 |
| 45 | -14203 |
| 46 | 33286 |
| 47 | -31185 |
| 48 | 16982 |
| 49 | -6295 |
| 50 | 1730 |
| 51 | -371 |
| 52 | 64 |
| 53 | -9 |
| 54 | 1 |
| 55 | 108609 |
| 56 | -255824 |
| 57 | 241621 |
| 58 | -133012 |
| 59 | 50001 |
| 60 | -13992 |
| 61 | 3073 |
| 62 | -548 |
| 63 | 81 |
[1,-1,1,1,-2,1,-2,4,-3,1,5,-11,9,-4,1,-17,38,-33, 16,-5,1,71,-162,145,-74,25,-6,1,-357,824,-753,396, -140,36,-7,1,2101,-4892,4535,-2434,885,-237,49,-8, 1,-14203,33286,-31185,16982,-6295,1730,-371,64,-9, 1,108609,-255824,241621,-133012,50001,-13992,3073, -548,81] |