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| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 1 |
| 2 | -1 |
| 3 | -1 |
| 4 | 2 |
| 5 | 0 |
| 6 | -2 |
| 7 | 2 |
| 8 | 1 |
| 9 | -4 |
| 10 | 1 |
| 11 | 4 |
| 12 | -4 |
| 13 | -1 |
| 14 | 6 |
| 15 | -3 |
| 16 | -6 |
| 17 | 7 |
| 18 | 3 |
| 19 | -10 |
| 20 | 4 |
| 21 | 10 |
| 22 | -12 |
| 23 | -6 |
| 24 | 18 |
| 25 | -5 |
| 26 | -18 |
| 27 | 20 |
| 28 | 8 |
| 29 | -30 |
| 30 | 10 |
| 31 | 29 |
| 32 | -31 |
| 33 | -12 |
| 34 | 46 |
| 35 | -17 |
| 36 | -44 |
| 37 | 47 |
| 38 | 20 |
| 39 | -68 |
| 40 | 23 |
| 41 | 66 |
| 42 | -72 |
| 43 | -31 |
| 44 | 104 |
| 45 | -33 |
| 46 | -98 |
| 47 | 107 |
| 48 | 44 |
| 49 | -156 |
| 50 | 51 |
| 51 | 144 |
| 52 | -154 |
| 53 | -61 |
| 54 | 220 |
| 55 | -75 |
| 56 | -206 |
| 57 | 220 |
| 58 | 90 |
| 59 | -310 |
| 60 | 104 |
| 61 | 290 |
| 62 | -312 |
| 63 | -131 |
| 64 | 442 |
| 65 | -143 |
| 66 | -408 |
| 67 | 437 |
| 68 | 178 |
| 69 | -618 |
| 70 | 202 |
[1,1,-1,-1,2,0,-2,2,1,-4,1,4,-4,-1,6,-3,-6,7,3, -10,4,10,-12,-6,18,-5,-18,20,8,-30,10,29,-31,-12, 46,-17,-44,47,20,-68,23,66,-72,-31,104,-33,-98, 107,44,-156,51,144,-154,-61,220,-75,-206,220,90, -310,104,290,-312,-131,442,-143,-408,437,178,-618, 202] |