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| n | a(n) |
|---|---|
| 0 | 0 |
| 1 | 0 |
| 2 | 0 |
| 3 | 1 |
| 4 | -3 |
| 5 | 0 |
| 6 | 6 |
| 7 | 0 |
| 8 | -9 |
| 9 | 4 |
| 10 | 0 |
| 11 | 0 |
| 12 | 3 |
| 13 | 0 |
| 14 | 0 |
| 15 | 6 |
| 16 | -21 |
| 17 | 0 |
| 18 | 24 |
| 19 | 0 |
| 20 | -18 |
| 21 | 8 |
| 22 | 0 |
| 23 | 0 |
| 24 | -3 |
| 25 | 0 |
| 26 | 0 |
| 27 | 13 |
| 28 | -24 |
| 29 | 0 |
| 30 | 36 |
| 31 | 0 |
| 32 | -45 |
| 33 | 12 |
| 34 | 0 |
| 35 | 0 |
| 36 | 21 |
| 37 | 0 |
| 38 | 0 |
| 39 | 14 |
| 40 | -54 |
| 41 | 0 |
| 42 | 48 |
| 43 | 0 |
| 44 | -36 |
| 45 | 24 |
| 46 | 0 |
| 47 | 0 |
| 48 | -15 |
| 49 | 0 |
| 50 | 0 |
| 51 | 18 |
| 52 | -42 |
| 53 | 0 |
| 54 | 78 |
| 55 | 0 |
| 56 | -72 |
| 57 | 20 |
| 58 | 0 |
| 59 | 0 |
| 60 | 18 |
| 61 | 0 |
| 62 | 0 |
| 63 | 32 |
| 64 | -93 |
| 65 | 0 |
| 66 | 72 |
| 67 | 0 |
| 68 | -54 |
| 69 | 24 |
| 70 | 0 |
| 71 | 0 |
| 72 | 15 |
[0,0,0,1,-3,0,6,0,-9,4,0,0,3,0,0,6,-21,0,24,0,-18, 8,0,0,-3,0,0,13,-24,0,36,0,-45,12,0,0,21,0,0,14, -54,0,48,0,-36,24,0,0,-15,0,0,18,-42,0,78,0,-72, 20,0,0,18,0,0,32,-93,0,72,0,-54,24,0,0,15] |