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| n | a(n) |
|---|---|
| 1 | 1 |
| 2 | 1 |
| 3 | -1 |
| 4 | 1 |
| 5 | -1 |
| 6 | 5 |
| 7 | 1 |
| 8 | -3 |
| 9 | 7 |
| 10 | -77 |
| 11 | 1 |
| 12 | -2 |
| 13 | 6 |
| 14 | -21 |
| 15 | 399 |
| 16 | 1 |
| 17 | -5 |
| 18 | 55 |
| 19 | -935 |
| 20 | 4301 |
| 21 | -124729 |
| 22 | 1 |
| 23 | -3 |
| 24 | 13 |
| 25 | -65 |
| 26 | 351 |
| 27 | -1989 |
| 28 | 81549 |
| 29 | 1 |
| 30 | -7 |
| 31 | 35 |
| 32 | -805 |
| 33 | 4991 |
| 34 | -64883 |
| 35 | 435643 |
| 36 | -23960365 |
| 37 | 1 |
| 38 | -4 |
| 39 | 68 |
| 40 | -442 |
| 41 | 3094 |
| 42 | -68068 |
| 43 | 515372 |
| 44 | -3994133 |
| 45 | 283583443 |
| 46 | 1 |
| 47 | -9 |
| 48 | 57 |
| 49 | -1653 |
| 50 | 64467 |
| 51 | -1052961 |
| 52 | 8874957 |
| 53 | -612372033 |
| 54 | 5375265623 |
| 55 | -478398640447 |
[1,1,-1,1,-1,5,1,-3,7,-77,1,-2,6,-21,399,1,-5,55, -935,4301,-124729,1,-3,13,-65,351,-1989,81549,1, -7,35,-805,4991,-64883,435643,-23960365,1,-4,68, -442,3094,-68068,515372,-3994133,283583443,1,-9, 57,-1653,64467,-1052961,8874957,-612372033, 5375265623,-478398640447] |