n | a(n) |
---|---|
1 | 2 |
2 | 4 |
3 | 6 |
4 | 18 |
5 | 24 |
6 | 210 |
7 | 0 |
8 | 0 |
9 | 0 |
10 | 0 |
11 | 0 |
12 | 0 |
13 | 0 |
14 | 0 |
15 | 0 |
16 | 0 |
17 | 0 |
18 | 0 |
19 | 0 |
20 | 0 |
21 | 0 |
22 | 0 |
23 | 0 |
24 | 0 |
25 | 0 |
26 | 0 |
27 | 0 |
28 | 0 |
29 | 0 |
30 | 0 |
31 | 0 |
32 | 0 |
33 | 0 |
34 | 0 |
35 | 0 |
36 | 0 |
37 | 0 |
38 | 0 |
39 | 0 |
40 | 0 |
41 | 0 |
42 | 0 |
43 | 0 |
44 | 0 |
45 | 0 |
46 | 0 |
47 | 0 |
48 | 0 |
49 | 0 |
50 | 0 |
51 | 0 |
52 | 0 |
53 | 0 |
54 | 0 |
55 | 0 |
56 | 0 |
57 | 0 |
58 | 0 |
59 | 0 |
60 | 0 |
61 | 0 |
62 | 0 |
63 | 0 |
64 | 0 |
65 | 0 |
66 | 0 |
67 | 0 |
68 | 0 |
69 | 0 |
70 | 0 |
71 | 0 |
72 | 0 |
[2,4,6,18,24,210,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0] |