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