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