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