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