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| n | a(n) |
|---|---|
| 1 | 1 |
| 2 | -1 |
| 3 | -1 |
| 4 | 1 |
| 5 | -1 |
| 6 | 1 |
| 7 | -1 |
| 8 | -1 |
| 9 | 1 |
| 10 | 1 |
| 11 | -1 |
| 12 | -1 |
| 13 | -1 |
| 14 | 1 |
| 15 | 1 |
| 16 | 1 |
| 17 | -1 |
| 18 | -1 |
| 19 | -1 |
| 20 | -1 |
| 21 | 1 |
| 22 | 1 |
| 23 | -1 |
| 24 | 1 |
| 25 | 1 |
| 26 | 1 |
| 27 | -1 |
| 28 | -1 |
| 29 | -1 |
| 30 | -1 |
| 31 | -1 |
| 32 | -1 |
| 33 | 1 |
| 34 | 1 |
| 35 | 1 |
| 36 | 1 |
| 37 | -1 |
| 38 | 1 |
| 39 | 1 |
| 40 | 1 |
| 41 | -1 |
| 42 | -1 |
| 43 | -1 |
| 44 | -1 |
| 45 | -1 |
| 46 | 1 |
| 47 | -1 |
| 48 | -1 |
| 49 | 1 |
| 50 | -1 |
| 51 | 1 |
| 52 | -1 |
| 53 | -1 |
| 54 | 1 |
| 55 | 1 |
| 56 | 1 |
| 57 | 1 |
| 58 | 1 |
| 59 | -1 |
| 60 | 1 |
| 61 | -1 |
| 62 | 1 |
| 63 | -1 |
| 64 | 1 |
| 65 | 1 |
| 66 | -1 |
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| 68 | -1 |
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| 70 | -1 |
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| 72 | -1 |
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| 75 | -1 |
| 76 | -1 |
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| 81 | 1 |
| 82 | 1 |
| 83 | -1 |
| 84 | 1 |
| 85 | 1 |
| 86 | 1 |
| 87 | 1 |
| 88 | 1 |
| 89 | -1 |
| 90 | 1 |
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| 93 | 1 |
| 94 | 1 |
| 95 | 1 |
| 96 | 1 |
| 97 | -1 |
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| 100 | 1 |
| 101 | -1 |
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