n | a(n) |
---|---|
0 | 1 |
1 | 1 |
2 | -1 |
3 | 1 |
4 | -3 |
5 | 2 |
6 | 1 |
7 | -9 |
8 | 14 |
9 | -6 |
10 | 1 |
11 | -45 |
12 | 110 |
13 | -90 |
14 | 24 |
15 | 1 |
16 | -585 |
17 | 1670 |
18 | -1710 |
19 | 744 |
20 | -120 |
21 | 1 |
22 | -21105 |
23 | 61670 |
24 | -66150 |
25 | 32424 |
26 | -7560 |
27 | 720 |
28 | 1 |
29 | -1858185 |
30 | 5439350 |
31 | -5864670 |
32 | 2925384 |
33 | -728280 |
34 | 91440 |
35 | -5040 |
36 | 1 |
37 | -367958745 |
38 | 1077215510 |
39 | -1161894510 |
40 | 580489224 |
41 | -145567800 |
42 | 18961200 |
43 | -1285200 |
44 | 40320 |
45 | 1 |
[1,1,-1,1,-3,2,1,-9,14,-6,1,-45,110,-90,24,1,-585, 1670,-1710,744,-120,1,-21105,61670,-66150,32424, -7560,720,1,-1858185,5439350,-5864670,2925384, -728280,91440,-5040,1,-367958745,1077215510, -1161894510,580489224,-145567800,18961200, -1285200,40320,1] |