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| n | a(n) |
|---|---|
| 1 | 1 |
| 2 | 0 |
| 3 | -1 |
| 4 | 0 |
| 5 | 1 |
| 6 | 2 |
| 7 | 1 |
| 8 | 2 |
| 9 | 3 |
| 10 | 4 |
| 11 | 5 |
| 12 | 4 |
| 13 | 3 |
| 14 | 4 |
| 15 | 5 |
| 16 | 4 |
| 17 | 5 |
| 18 | 4 |
| 19 | 3 |
| 20 | 2 |
| 21 | 3 |
| 22 | 4 |
| 23 | 5 |
| 24 | 6 |
| 25 | 5 |
| 26 | 6 |
| 27 | 5 |
| 28 | 4 |
| 29 | 3 |
| 30 | 2 |
| 31 | 3 |
| 32 | 4 |
| 33 | 5 |
| 34 | 6 |
| 35 | 7 |
| 36 | 6 |
| 37 | 5 |
| 38 | 4 |
| 39 | 3 |
| 40 | 2 |
| 41 | 3 |
| 42 | 4 |
| 43 | 3 |
| 44 | 4 |
| 45 | 3 |
| 46 | 2 |
| 47 | 3 |
| 48 | 2 |
| 49 | 1 |
| 50 | 0 |
| 51 | -1 |
| 52 | -2 |
| 53 | -3 |
| 54 | -4 |
| 55 | -3 |
| 56 | -4 |
| 57 | -3 |
| 58 | -2 |
| 59 | -3 |
| 60 | -2 |
| 61 | -3 |
| 62 | -2 |
| 63 | -1 |
| 64 | -2 |
| 65 | -3 |
| 66 | -2 |
| 67 | -1 |
| 68 | 0 |
| 69 | -1 |
| 70 | 0 |
| 71 | 1 |
| 72 | 0 |
| 73 | 1 |
| 74 | 0 |
| 75 | -1 |
| 76 | -2 |
| 77 | -3 |
| 78 | -2 |
| 79 | -3 |
| 80 | -4 |
| 81 | -5 |
| 82 | -4 |
| 83 | -5 |
| 84 | -6 |
| 85 | -7 |
| 86 | -8 |
| 87 | -7 |
| 88 | -6 |
[1,0,-1,0,1,2,1,2,3,4,5,4,3,4,5,4,5,4,3,2,3,4,5,6, 5,6,5,4,3,2,3,4,5,6,7,6,5,4,3,2,3,4,3,4,3,2,3,2,1, 0,-1,-2,-3,-4,-3,-4,-3,-2,-3,-2,-3,-2,-1,-2,-3,-2, -1,0,-1,0,1,0,1,0,-1,-2,-3,-2,-3,-4,-5,-4,-5,-6, -7,-8,-7,-6] |