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| n | a(n) |
|---|---|
| 1 | 1 |
| 2 | 3 |
| 3 | 6 |
| 4 | 2 |
| 5 | -3 |
| 6 | -9 |
| 7 | -2 |
| 8 | 6 |
| 9 | 15 |
| 10 | 5 |
| 11 | -6 |
| 12 | -18 |
| 13 | -5 |
| 14 | 9 |
| 15 | 24 |
| 16 | 8 |
| 17 | -9 |
| 18 | -27 |
| 19 | -8 |
| 20 | 12 |
| 21 | 33 |
| 22 | 11 |
| 23 | -12 |
| 24 | -36 |
| 25 | -11 |
| 26 | 15 |
| 27 | 42 |
| 28 | 14 |
| 29 | -15 |
| 30 | -45 |
| 31 | -14 |
| 32 | 18 |
| 33 | 51 |
| 34 | 17 |
| 35 | -18 |
| 36 | -54 |
| 37 | -17 |
| 38 | 21 |
| 39 | 60 |
| 40 | 20 |
| 41 | -21 |
| 42 | -63 |
| 43 | -20 |
| 44 | 24 |
| 45 | 69 |
| 46 | 23 |
| 47 | -24 |
| 48 | -72 |
| 49 | -23 |
| 50 | 27 |
| 51 | 78 |
| 52 | 26 |
| 53 | -27 |
| 54 | -81 |
| 55 | -26 |
| 56 | 30 |
| 57 | 87 |
| 58 | 29 |
| 59 | -30 |
| 60 | -90 |
| 61 | -29 |
[1,3,6,2,-3,-9,-2,6,15,5,-6,-18,-5,9,24,8,-9,-27, -8,12,33,11,-12,-36,-11,15,42,14,-15,-45,-14,18, 51,17,-18,-54,-17,21,60,20,-21,-63,-20,24,69,23, -24,-72,-23,27,78,26,-27,-81,-26,30,87,29,-30,-90, -29] |