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| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | -1 |
| 2 | 0 |
| 3 | 0 |
| 4 | 0 |
| 5 | 0 |
| 6 | 0 |
| 7 | -1 |
| 8 | 1 |
| 9 | 0 |
| 10 | 0 |
| 11 | -1 |
| 12 | 1 |
| 13 | -1 |
| 14 | 1 |
| 15 | 0 |
| 16 | 0 |
| 17 | -1 |
| 18 | 2 |
| 19 | -2 |
| 20 | 2 |
| 21 | -1 |
| 22 | 0 |
| 23 | -1 |
| 24 | 3 |
| 25 | -2 |
| 26 | 1 |
| 27 | -1 |
| 28 | 1 |
| 29 | -2 |
| 30 | 4 |
| 31 | -5 |
| 32 | 3 |
| 33 | -1 |
| 34 | 1 |
| 35 | -2 |
| 36 | 4 |
| 37 | -6 |
| 38 | 4 |
| 39 | -2 |
| 40 | 3 |
| 41 | -5 |
| 42 | 6 |
| 43 | -7 |
| 44 | 6 |
| 45 | -2 |
| 46 | 1 |
| 47 | -6 |
| 48 | 10 |
| 49 | -10 |
| 50 | 9 |
| 51 | -6 |
| 52 | 4 |
| 53 | -7 |
| 54 | 12 |
| 55 | -12 |
| 56 | 9 |
| 57 | -7 |
| 58 | 6 |
| 59 | -10 |
| 60 | 18 |
| 61 | -20 |
| 62 | 13 |
| 63 | -8 |
| 64 | 9 |
| 65 | -12 |
| 66 | 18 |
| 67 | -24 |
| 68 | 20 |
| 69 | -12 |
| 70 | 13 |
| 71 | -21 |
| 72 | 27 |
| 73 | -29 |
| 74 | 24 |
| 75 | -14 |
| 76 | 13 |
| 77 | -25 |
| 78 | 36 |
| 79 | -38 |
| 80 | 35 |
| 81 | -25 |
| 82 | 19 |
| 83 | -30 |
| 84 | 46 |
| 85 | -46 |
| 86 | 36 |
[1,-1,0,0,0,0,0,-1,1,0,0,-1,1,-1,1,0,0,-1,2,-2,2, -1,0,-1,3,-2,1,-1,1,-2,4,-5,3,-1,1,-2,4,-6,4,-2,3, -5,6,-7,6,-2,1,-6,10,-10,9,-6,4,-7,12,-12,9,-7,6, -10,18,-20,13,-8,9,-12,18,-24,20,-12,13,-21,27, -29,24,-14,13,-25,36,-38,35,-25,19,-30,46,-46,36] |