n | a(n) |
---|---|
0 | 1 |
1 | 1 |
2 | -1 |
3 | 2 |
4 | -4 |
5 | 1 |
6 | 6 |
7 | -18 |
8 | 12 |
9 | -1 |
10 | 24 |
11 | -96 |
12 | 108 |
13 | -32 |
14 | 1 |
15 | 120 |
16 | -600 |
17 | 960 |
18 | -540 |
19 | 80 |
20 | -1 |
21 | 720 |
22 | -4320 |
23 | 9000 |
24 | -7680 |
25 | 2430 |
26 | -192 |
27 | 1 |
28 | 5040 |
29 | -35280 |
30 | 90720 |
31 | -105000 |
32 | 53760 |
33 | -10206 |
34 | 448 |
35 | -1 |
36 | 40320 |
37 | -322560 |
38 | 987840 |
39 | -1451520 |
40 | 1050000 |
41 | -344064 |
42 | 40824 |
43 | -1024 |
44 | 1 |
45 | 362880 |
46 | -3265920 |
47 | 11612160 |
48 | -20744640 |
49 | 19595520 |
[1,1,-1,2,-4,1,6,-18,12,-1,24,-96,108,-32,1,120, -600,960,-540,80,-1,720,-4320,9000,-7680,2430, -192,1,5040,-35280,90720,-105000,53760,-10206,448, -1,40320,-322560,987840,-1451520,1050000,-344064, 40824,-1024,1,362880,-3265920,11612160,-20744640, 19595520] |