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| n | a(n) |
|---|---|
| 1 | 1 |
| 2 | 2 |
| 3 | -1 |
| 4 | -4 |
| 5 | -3 |
| 6 | -6 |
| 7 | 4 |
| 8 | -11 |
| 9 | 5 |
| 10 | 6 |
| 11 | 7 |
| 12 | 8 |
| 13 | -8 |
| 14 | -12 |
| 15 | 9 |
| 16 | 21 |
| 17 | -10 |
| 18 | -13 |
| 19 | 12 |
| 20 | 25 |
| 21 | 13 |
| 22 | 16 |
| 23 | -14 |
| 24 | 31 |
| 25 | -15 |
| 26 | -17 |
| 27 | 19 |
| 28 | 33 |
| 29 | -19 |
| 30 | -21 |
| 31 | 22 |
| 32 | 41 |
| 33 | -22 |
| 34 | -24 |
| 35 | 24 |
| 36 | 49 |
| 37 | -25 |
| 38 | -26 |
| 39 | -27 |
| 40 | -28 |
| 41 | 28 |
| 42 | 34 |
| 43 | -29 |
| 44 | 61 |
| 45 | -30 |
| 46 | -31 |
| 47 | -33 |
| 48 | -34 |
| 49 | 35 |
| 50 | 39 |
| 51 | -35 |
| 52 | 75 |
| 53 | -36 |
| 54 | -37 |
| 55 | 38 |
| 56 | 77 |
| 57 | -38 |
| 58 | -39 |
| 59 | -41 |
| 60 | -42 |
[1,2,-1,-4,-3,-6,4,-11,5,6,7,8,-8,-12,9,21,-10, -13,12,25,13,16,-14,31,-15,-17,19,33,-19,-21,22, 41,-22,-24,24,49,-25,-26,-27,-28,28,34,-29,61,-30, -31,-33,-34,35,39,-35,75,-36,-37,38,77,-38,-39, -41,-42] |