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| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | -1 |
| 2 | -1 |
| 3 | 1 |
| 4 | -1 |
| 5 | 1 |
| 6 | -1 |
| 7 | -1 |
| 8 | 2 |
| 9 | -2 |
| 10 | 1 |
| 11 | 1 |
| 12 | 2 |
| 13 | -1 |
| 14 | -3 |
| 15 | 1 |
| 16 | -1 |
| 17 | 3 |
| 18 | 1 |
| 19 | -3 |
| 20 | -1 |
| 21 | -3 |
| 22 | 2 |
| 23 | 4 |
| 24 | -1 |
| 25 | 2 |
| 26 | 1 |
| 27 | -3 |
| 28 | -1 |
| 29 | 2 |
| 30 | -4 |
| 31 | -3 |
| 32 | 1 |
| 33 | 7 |
| 34 | 1 |
| 35 | -1 |
| 36 | 4 |
| 37 | 1 |
| 38 | -3 |
| 39 | -2 |
| 40 | -5 |
| 41 | 2 |
| 42 | 1 |
| 43 | -6 |
| 44 | -3 |
| 45 | 2 |
| 46 | 6 |
| 47 | 2 |
| 48 | -1 |
| 49 | -3 |
| 50 | 1 |
| 51 | 5 |
| 52 | -1 |
| 53 | -1 |
| 54 | 7 |
| 55 | 2 |
| 56 | -3 |
| 57 | -13 |
[1,-1,-1,1,-1,1,-1,-1,2,-2,1,1,2,-1,-3,1,-1,3,1, -3,-1,-3,2,4,-1,2,1,-3,-1,2,-4,-3,1,7,1,-1,4,1,-3, -2,-5,2,1,-6,-3,2,6,2,-1,-3,1,5,-1,-1,7,2,-3,-13] |