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| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 1 |
| 2 | 1 |
| 3 | 1 |
| 4 | -3 |
| 5 | 1 |
| 6 | 1 |
| 7 | -7 |
| 8 | -7 |
| 9 | 1 |
| 10 | 1 |
| 11 | -15 |
| 12 | 105 |
| 13 | -15 |
| 14 | 1 |
| 15 | 1 |
| 16 | -31 |
| 17 | 465 |
| 18 | 465 |
| 19 | -31 |
| 20 | 1 |
| 21 | 1 |
| 22 | -63 |
| 23 | 1953 |
| 24 | -29295 |
| 25 | 1953 |
| 26 | -63 |
| 27 | 1 |
| 28 | 1 |
| 29 | -127 |
| 30 | 8001 |
| 31 | -248031 |
| 32 | -248031 |
| 33 | 8001 |
| 34 | -127 |
| 35 | 1 |
| 36 | 1 |
| 37 | -255 |
| 38 | 32385 |
| 39 | -2040255 |
| 40 | 63247905 |
| 41 | -2040255 |
| 42 | 32385 |
| 43 | -255 |
| 44 | 1 |
| 45 | 1 |
| 46 | -511 |
| 47 | 130305 |
| 48 | -16548735 |
| 49 | 1042570305 |
| 50 | 1042570305 |
| 51 | -16548735 |
| 52 | 130305 |
| 53 | -511 |
| 54 | 1 |
[1,1,1,1,-3,1,1,-7,-7,1,1,-15,105,-15,1,1,-31,465, 465,-31,1,1,-63,1953,-29295,1953,-63,1,1,-127, 8001,-248031,-248031,8001,-127,1,1,-255,32385, -2040255,63247905,-2040255,32385,-255,1,1,-511, 130305,-16548735,1042570305,1042570305,-16548735, 130305,-511,1] |