The OEIS is supported by the many generous donors to the OEIS Foundation.
| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | -2 |
| 2 | 1 |
| 3 | -2 |
| 4 | 0 |
| 5 | 4 |
| 6 | 1 |
| 7 | 2 |
| 8 | -5 |
| 9 | 0 |
| 10 | -5 |
| 11 | 4 |
| 12 | 1 |
| 13 | -2 |
| 14 | -5 |
| 15 | 0 |
| 16 | 7 |
| 17 | 4 |
| 18 | 7 |
| 19 | 0 |
| 20 | -4 |
| 21 | -10 |
| 22 | 7 |
| 23 | -8 |
| 24 | 0 |
| 25 | 4 |
| 26 | 0 |
| 27 | -8 |
| 28 | 2 |
| 29 | 0 |
| 30 | 1 |
| 31 | -2 |
| 32 | 0 |
| 33 | 2 |
| 34 | 0 |
| 35 | 14 |
| 36 | 7 |
| 37 | 0 |
| 38 | -5 |
| 39 | 10 |
| 40 | -11 |
| 41 | -8 |
| 42 | -10 |
| 43 | -2 |
| 44 | 0 |
| 45 | 10 |
| 46 | -4 |
| 47 | 4 |
| 48 | 0 |
| 49 | 0 |
| 50 | -5 |
| 51 | -8 |
| 52 | -11 |
| 53 | 10 |
| 54 | 0 |
| 55 | 0 |
| 56 | 14 |
| 57 | -2 |
| 58 | 20 |
| 59 | 0 |
| 60 | -11 |
| 61 | 4 |
| 62 | 13 |
| 63 | 2 |
| 64 | -5 |
| 65 | -14 |
| 66 | 0 |
| 67 | -14 |
| 68 | 13 |
| 69 | 0 |
| 70 | -11 |
| 71 | -14 |
| 72 | 8 |
| 73 | -2 |
| 74 | 0 |
| 75 | 10 |
| 76 | 13 |
| 77 | -18 |
| 78 | 0 |
| 79 | 0 |
| 80 | -5 |
[1,-2,1,-2,0,4,1,2,-5,0,-5,4,1,-2,-5,0,7,4,7,0,-4, -10,7,-8,0,4,0,-8,2,0,1,-2,0,2,0,14,7,0,-5,10,-11, -8,-10,-2,0,10,-4,4,0,0,-5,-8,-11,10,0,0,14,-2,20, 0,-11,4,13,2,-5,-14,0,-14,13,0,-11,-14,8,-2,0,10, 13,-18,0,0,-5] |