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