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