n | a(n) |
---|---|
0 | -1 |
1 | 1 |
2 | -3 |
3 | -1 |
4 | 4 |
5 | -11 |
6 | 1 |
7 | -5 |
8 | 18 |
9 | -50 |
10 | -1 |
11 | 6 |
12 | -27 |
13 | 96 |
14 | -274 |
15 | 1 |
16 | -7 |
17 | 38 |
18 | -168 |
19 | 600 |
20 | -1764 |
21 | -1 |
22 | 8 |
23 | -51 |
24 | 272 |
25 | -1200 |
26 | 4320 |
27 | -13068 |
28 | 1 |
29 | -9 |
30 | 66 |
31 | -414 |
32 | 2200 |
33 | -9720 |
34 | 35280 |
35 | -109584 |
36 | -1 |
37 | 10 |
38 | -83 |
39 | 600 |
40 | -3750 |
41 | 19920 |
42 | -88200 |
43 | 322560 |
44 | -1026576 |
45 | 1 |
46 | -11 |
47 | 102 |
48 | -836 |
49 | 6024 |
50 | -37620 |
51 | 199920 |
52 | -887040 |
53 | 3265920 |
54 | -10628640 |
[-1,1,-3,-1,4,-11,1,-5,18,-50,-1,6,-27,96,-274,1, -7,38,-168,600,-1764,-1,8,-51,272,-1200,4320, -13068,1,-9,66,-414,2200,-9720,35280,-109584,-1, 10,-83,600,-3750,19920,-88200,322560,-1026576,1, -11,102,-836,6024,-37620,199920,-887040,3265920, -10628640] |