n | a(n) |
---|---|
0 | 1 |
1 | 1 |
2 | -1 |
3 | 1 |
4 | -3 |
5 | 2 |
6 | 1 |
7 | -7 |
8 | 12 |
9 | -6 |
10 | 1 |
11 | -15 |
12 | 50 |
13 | -60 |
14 | 24 |
15 | 1 |
16 | -31 |
17 | 180 |
18 | -390 |
19 | 360 |
20 | -120 |
21 | 1 |
22 | -63 |
23 | 602 |
24 | -2100 |
25 | 3360 |
26 | -2520 |
27 | 720 |
28 | 1 |
29 | -127 |
30 | 1932 |
31 | -10206 |
32 | 25200 |
33 | -31920 |
34 | 20160 |
35 | -5040 |
36 | 1 |
37 | -255 |
38 | 6050 |
39 | -46620 |
40 | 166824 |
41 | -317520 |
42 | 332640 |
43 | -181440 |
44 | 40320 |
45 | 1 |
46 | -511 |
47 | 18660 |
[1,1,-1,1,-3,2,1,-7,12,-6,1,-15,50,-60,24,1,-31, 180,-390,360,-120,1,-63,602,-2100,3360,-2520,720, 1,-127,1932,-10206,25200,-31920,20160,-5040,1, -255,6050,-46620,166824,-317520,332640,-181440, 40320,1,-511,18660] |