n | a(n) |
---|---|
1 | 1 |
2 | -1 |
3 | 1 |
4 | 2 |
5 | -4 |
6 | 2 |
7 | -6 |
8 | 12 |
9 | -12 |
10 | 4 |
11 | 24 |
12 | -48 |
13 | 48 |
14 | -32 |
15 | 8 |
16 | -120 |
17 | 240 |
18 | -240 |
19 | 160 |
20 | -80 |
21 | 16 |
22 | 720 |
23 | -1440 |
24 | 1440 |
25 | -960 |
26 | 480 |
27 | -192 |
28 | 32 |
29 | -5040 |
30 | 10080 |
31 | -10080 |
32 | 6720 |
33 | -3360 |
34 | 1344 |
35 | -448 |
36 | 64 |
37 | 40320 |
38 | -80640 |
39 | 80640 |
40 | -53760 |
41 | 26880 |
42 | -10752 |
43 | 3584 |
44 | -1024 |
45 | 128 |
46 | -362880 |
47 | 725760 |
48 | -725760 |
49 | 483840 |
50 | -241920 |
51 | 96768 |
52 | -32256 |
53 | 9216 |
[1,-1,1,2,-4,2,-6,12,-12,4,24,-48,48,-32,8,-120, 240,-240,160,-80,16,720,-1440,1440,-960,480,-192, 32,-5040,10080,-10080,6720,-3360,1344,-448,64, 40320,-80640,80640,-53760,26880,-10752,3584,-1024, 128,-362880,725760,-725760,483840,-241920,96768, -32256,9216] |