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