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