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| n | a(n) |
|---|---|
| 1 | 1 |
| 2 | -1 |
| 3 | 1 |
| 4 | -1 |
| 5 | 0 |
| 6 | -1 |
| 7 | 1 |
| 8 | 0 |
| 9 | 2 |
| 10 | -1 |
| 11 | 2 |
| 12 | -2 |
| 13 | 1 |
| 14 | -2 |
| 15 | 0 |
| 16 | -2 |
| 17 | 0 |
| 18 | -1 |
| 19 | 2 |
| 20 | 0 |
| 21 | 1 |
| 22 | -1 |
| 23 | -4 |
| 24 | -1 |
| 25 | -4 |
| 26 | 2 |
| 27 | -2 |
| 28 | 4 |
| 29 | 0 |
| 30 | 5 |
| 31 | 1 |
| 32 | 4 |
| 33 | -2 |
| 34 | 0 |
| 35 | -2 |
| 36 | 1 |
| 37 | 8 |
| 38 | 4 |
| 39 | 19 |
| 40 | -2 |
| 41 | 20 |
| 42 | -14 |
| 43 | 16 |
| 44 | -24 |
| 45 | 19 |
| 46 | -28 |
| 47 | 34 |
| 48 | -28 |
| 49 | 45 |
| 50 | -34 |
| 51 | 33 |
| 52 | -50 |
| 53 | 6 |
| 54 | -56 |
| 55 | -6 |
| 56 | -38 |
| 57 | -3 |
| 58 | -8 |
| 59 | -12 |
| 60 | 14 |
| 61 | -59 |
| 62 | 24 |
| 63 | -119 |
| 64 | 51 |
| 65 | -138 |
| 66 | 115 |
| 67 | -116 |
| 68 | 186 |
| 69 | -90 |
| 70 | 211 |
| 71 | -100 |
| 72 | 183 |
| 73 | -105 |
| 74 | 148 |
| 75 | -10 |
| 76 | 140 |
| 77 | 188 |
| 78 | 92 |
| 79 | 374 |
| 80 | -78 |
| 81 | 470 |
| 82 | -351 |
| 83 | 548 |
| 84 | -618 |
| 85 | 717 |
[1,-1,1,-1,0,-1,1,0,2,-1,2,-2,1,-2,0,-2,0,-1,2,0, 1,-1,-4,-1,-4,2,-2,4,0,5,1,4,-2,0,-2,1,8,4,19,-2, 20,-14,16,-24,19,-28,34,-28,45,-34,33,-50,6,-56, -6,-38,-3,-8,-12,14,-59,24,-119,51,-138,115,-116, 186,-90,211,-100,183,-105,148,-10,140,188,92,374, -78,470,-351,548,-618,717] |