n | a(n) |
---|---|
0 | 1 |
1 | -1 |
2 | 1 |
3 | -1 |
4 | -1 |
5 | 1 |
6 | 1 |
7 | -1 |
8 | -37 |
9 | 111 |
10 | 177 |
11 | -177 |
12 | -2753 |
13 | 2753 |
14 | 827 |
15 | -827 |
16 | -8386459 |
17 | 8386459 |
18 | 28033727 |
19 | -28033727 |
20 | -14529522883 |
21 | 14529522883 |
22 | 1799010587 |
23 | -1799010587 |
24 | -47497385017 |
25 | 47497385017 |
26 | 2217167083651 |
27 | -19954503752859 |
[1,-1,1,-1,-1,1,1,-1,-37,111,177,-177,-2753,2753, 827,-827,-8386459,8386459,28033727,-28033727, -14529522883,14529522883,1799010587,-1799010587, -47497385017,47497385017,2217167083651, -19954503752859] |