n | a(n) |
---|---|
1 | 0 |
2 | 0 |
3 | 1 |
4 | 0 |
5 | 0 |
6 | 2 |
7 | 0 |
8 | 1 |
9 | 3 |
10 | 6 |
11 | 0 |
12 | 0 |
13 | 6 |
14 | 24 |
15 | 24 |
16 | 0 |
17 | 1 |
18 | 11 |
19 | 80 |
20 | 180 |
21 | 120 |
22 | 0 |
23 | 0 |
24 | 18 |
25 | 240 |
26 | 960 |
27 | 1440 |
28 | 720 |
29 | 0 |
30 | 1 |
31 | 33 |
32 | 696 |
33 | 4410 |
34 | 11340 |
35 | 12600 |
36 | 5040 |
37 | 0 |
38 | 0 |
39 | 58 |
40 | 1960 |
41 | 18760 |
42 | 73920 |
43 | 137760 |
44 | 120960 |
45 | 40320 |
46 | 0 |
47 | 1 |
48 | 105 |
49 | 5508 |
50 | 76368 |
51 | 433944 |
52 | 1209600 |
53 | 1753920 |
54 | 1270080 |
55 | 362880 |
[0,0,1,0,0,2,0,1,3,6,0,0,6,24,24,0,1,11,80,180, 120,0,0,18,240,960,1440,720,0,1,33,696,4410,11340, 12600,5040,0,0,58,1960,18760,73920,137760,120960, 40320,0,1,105,5508,76368,433944,1209600,1753920, 1270080,362880] |