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| n | a(n) |
|---|---|
| 1 | 2 |
| 2 | 2 |
| 3 | 1 |
| 4 | 2 |
| 5 | 2 |
| 6 | 1 |
| 7 | 2 |
| 8 | 3 |
| 9 | 3 |
| 10 | -1 |
| 11 | 2 |
| 12 | 4 |
| 13 | 6 |
| 14 | -4 |
| 15 | 3 |
| 16 | 2 |
| 17 | 5 |
| 18 | 10 |
| 19 | -10 |
| 20 | 15 |
| 21 | -9 |
| 22 | 2 |
| 23 | 6 |
| 24 | 15 |
| 25 | -20 |
| 26 | 45 |
| 27 | -54 |
| 28 | 23 |
| 29 | 2 |
| 30 | 7 |
| 31 | 21 |
| 32 | -35 |
| 33 | 105 |
| 34 | -189 |
| 35 | 161 |
| 36 | -53 |
| 37 | 2 |
| 38 | 8 |
| 39 | 28 |
| 40 | -56 |
| 41 | 210 |
| 42 | -504 |
| 43 | 644 |
| 44 | -424 |
| 45 | 115 |
| 46 | 2 |
| 47 | 9 |
| 48 | 36 |
| 49 | -84 |
| 50 | 378 |
| 51 | -1134 |
| 52 | 1932 |
| 53 | -1908 |
| 54 | 1035 |
| 55 | -237 |
| 56 | 2 |
| 57 | 10 |
| 58 | 45 |
| 59 | -120 |
| 60 | 630 |
| 61 | -2268 |
| 62 | 4830 |
| 63 | -6360 |
| 64 | 5175 |
| 65 | -2370 |
| 66 | 457 |
[2,2,1,2,2,1,2,3,3,-1,2,4,6,-4,3,2,5,10,-10,15,-9, 2,6,15,-20,45,-54,23,2,7,21,-35,105,-189,161,-53, 2,8,28,-56,210,-504,644,-424,115,2,9,36,-84,378, -1134,1932,-1908,1035,-237,2,10,45,-120,630,-2268, 4830,-6360,5175,-2370,457] |