n | a(n) |
---|---|
1 | 4 |
2 | 4 |
3 | 6 |
4 | 0 |
5 | -2 |
6 | 12 |
7 | 0 |
8 | -8 |
9 | 30 |
10 | 0 |
11 | -30 |
12 | 0 |
13 | 4 |
14 | 90 |
15 | 0 |
16 | -120 |
17 | 0 |
18 | 34 |
19 | 315 |
20 | 0 |
21 | -525 |
22 | 0 |
23 | 231 |
24 | 0 |
25 | -17 |
26 | 1260 |
27 | 0 |
28 | -2520 |
29 | 0 |
30 | 1512 |
31 | 0 |
32 | -248 |
33 | 5670 |
34 | 0 |
35 | -13230 |
36 | 0 |
37 | 10080 |
38 | 0 |
39 | -2640 |
40 | 0 |
41 | 124 |
42 | 28350 |
43 | 0 |
44 | -75600 |
45 | 0 |
46 | 69930 |
47 | 0 |
48 | -25440 |
49 | 0 |
50 | 2764 |
[4,4,6,0,-2,12,0,-8,30,0,-30,0,4,90,0,-120,0,34, 315,0,-525,0,231,0,-17,1260,0,-2520,0,1512,0,-248, 5670,0,-13230,0,10080,0,-2640,0,124,28350,0, -75600,0,69930,0,-25440,0,2764] |