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| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 0 |
| 2 | -1 |
| 3 | -1 |
| 4 | 0 |
| 5 | 1 |
| 6 | 0 |
| 7 | -1 |
| 8 | -1 |
| 9 | 1 |
| 10 | 2 |
| 11 | 1 |
| 12 | -2 |
| 13 | -2 |
| 14 | 1 |
| 15 | 3 |
| 16 | 1 |
| 17 | -3 |
| 18 | -3 |
| 19 | 2 |
| 20 | 5 |
| 21 | 1 |
| 22 | -5 |
| 23 | -5 |
| 24 | 2 |
| 25 | 7 |
| 26 | 2 |
| 27 | -7 |
| 28 | -7 |
| 29 | 4 |
| 30 | 11 |
| 31 | 3 |
| 32 | -11 |
| 33 | -11 |
| 34 | 5 |
| 35 | 15 |
| 36 | 4 |
| 37 | -15 |
| 38 | -14 |
| 39 | 8 |
| 40 | 22 |
| 41 | 6 |
| 42 | -21 |
| 43 | -21 |
| 44 | 10 |
| 45 | 30 |
| 46 | 8 |
| 47 | -29 |
| 48 | -28 |
| 49 | 15 |
| 50 | 42 |
| 51 | 11 |
| 52 | -40 |
| 53 | -39 |
| 54 | 19 |
| 55 | 56 |
| 56 | 15 |
| 57 | -53 |
| 58 | -51 |
| 59 | 27 |
| 60 | 76 |
| 61 | 20 |
| 62 | -72 |
| 63 | -70 |
| 64 | 34 |
| 65 | 99 |
| 66 | 26 |
| 67 | -94 |
| 68 | -90 |
[1,0,-1,-1,0,1,0,-1,-1,1,2,1,-2,-2,1,3,1,-3,-3,2, 5,1,-5,-5,2,7,2,-7,-7,4,11,3,-11,-11,5,15,4,-15, -14,8,22,6,-21,-21,10,30,8,-29,-28,15,42,11,-40, -39,19,56,15,-53,-51,27,76,20,-72,-70,34,99,26, -94,-90] |