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| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 1 |
| 2 | 0 |
| 3 | 1 |
| 4 | -1 |
| 5 | 0 |
| 6 | 1 |
| 7 | -4 |
| 8 | -1 |
| 9 | 0 |
| 10 | 1 |
| 11 | -9 |
| 12 | -4 |
| 13 | -2 |
| 14 | 0 |
| 15 | 1 |
| 16 | -16 |
| 17 | -9 |
| 18 | -8 |
| 19 | -2 |
| 20 | 0 |
| 21 | 1 |
| 22 | -25 |
| 23 | -16 |
| 24 | -18 |
| 25 | -8 |
| 26 | -3 |
| 27 | 0 |
| 28 | 1 |
| 29 | -36 |
| 30 | -25 |
| 31 | -32 |
| 32 | -18 |
| 33 | -12 |
| 34 | -2 |
| 35 | 0 |
| 36 | 1 |
| 37 | -49 |
| 38 | -36 |
| 39 | -50 |
| 40 | -32 |
| 41 | -27 |
| 42 | 4 |
| 43 | -3 |
| 44 | 0 |
| 45 | 1 |
| 46 | -64 |
| 47 | -49 |
| 48 | -72 |
| 49 | -50 |
| 50 | -48 |
| 51 | 54 |
| 52 | 0 |
| 53 | -2 |
| 54 | 0 |
| 55 | 1 |
| 56 | -81 |
| 57 | -64 |
| 58 | -98 |
| 59 | -72 |
| 60 | -75 |
| 61 | 208 |
| 62 | 45 |
| 63 | 16 |
| 64 | -2 |
[1,1,0,1,-1,0,1,-4,-1,0,1,-9,-4,-2,0,1,-16,-9,-8, -2,0,1,-25,-16,-18,-8,-3,0,1,-36,-25,-32,-18,-12, -2,0,1,-49,-36,-50,-32,-27,4,-3,0,1,-64,-49,-72, -50,-48,54,0,-2,0,1,-81,-64,-98,-72,-75,208,45,16, -2] |