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