n | a(n) |
---|---|
0 | 1 |
1 | 1 |
2 | -1 |
3 | 1 |
4 | -4 |
5 | 3 |
6 | 1 |
7 | -9 |
8 | 23 |
9 | -15 |
10 | 1 |
11 | -16 |
12 | 86 |
13 | -176 |
14 | 105 |
15 | 1 |
16 | -25 |
17 | 230 |
18 | -950 |
19 | 1689 |
20 | -945 |
21 | 1 |
22 | -36 |
23 | 505 |
24 | -3480 |
25 | 12139 |
26 | -19524 |
27 | 10395 |
28 | 1 |
29 | -49 |
30 | 973 |
31 | -10045 |
32 | 57379 |
33 | -177331 |
34 | 264207 |
35 | -135135 |
36 | 1 |
37 | -64 |
38 | 1708 |
39 | -24640 |
40 | 208054 |
41 | -1038016 |
42 | 2924172 |
43 | -4098240 |
44 | 2027025 |
45 | 1 |
46 | -81 |
47 | 2796 |
48 | -53676 |
49 | 626934 |
50 | -4574934 |
51 | 20570444 |
52 | -53809164 |
53 | 71697105 |
54 | -34459425 |
[1,1,-1,1,-4,3,1,-9,23,-15,1,-16,86,-176,105,1, -25,230,-950,1689,-945,1,-36,505,-3480,12139, -19524,10395,1,-49,973,-10045,57379,-177331, 264207,-135135,1,-64,1708,-24640,208054,-1038016, 2924172,-4098240,2027025,1,-81,2796,-53676,626934, -4574934,20570444,-53809164,71697105,-34459425] |