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| n | a(n) |
|---|---|
| 1 | 1 |
| 2 | -3 |
| 3 | -7 |
| 4 | -2 |
| 5 | -21 |
| 6 | 21 |
| 7 | -43 |
| 8 | -4 |
| 9 | -12 |
| 10 | 63 |
| 11 | -111 |
| 12 | 14 |
| 13 | -157 |
| 14 | 129 |
| 15 | 147 |
| 16 | -8 |
| 17 | -273 |
| 18 | 36 |
| 19 | -343 |
| 20 | 42 |
| 21 | 301 |
| 22 | 333 |
| 23 | -507 |
| 24 | 28 |
| 25 | -80 |
| 26 | 471 |
| 27 | -36 |
| 28 | 86 |
| 29 | -813 |
| 30 | -441 |
| 31 | -931 |
| 32 | -16 |
| 33 | 777 |
| 34 | 819 |
| 35 | 903 |
| 36 | 24 |
| 37 | -1333 |
| 38 | 1029 |
| 39 | 1099 |
| 40 | 84 |
| 41 | -1641 |
| 42 | -903 |
| 43 | -1807 |
| 44 | 222 |
| 45 | 252 |
| 46 | 1521 |
| 47 | -2163 |
| 48 | 56 |
| 49 | -252 |
| 50 | 240 |
| 51 | 1911 |
| 52 | 314 |
| 53 | -2757 |
| 54 | 108 |
| 55 | 2331 |
[1,-3,-7,-2,-21,21,-43,-4,-12,63,-111,14,-157,129, 147,-8,-273,36,-343,42,301,333,-507,28,-80,471, -36,86,-813,-441,-931,-16,777,819,903,24,-1333, 1029,1099,84,-1641,-903,-1807,222,252,1521,-2163, 56,-252,240,1911,314,-2757,108,2331] |