n | a(n) |
---|---|
0 | 1 |
1 | 1 |
2 | 1 |
3 | 4 |
4 | 10 |
5 | 1 |
6 | 30 |
7 | 132 |
8 | 27 |
9 | 1 |
10 | 336 |
11 | 2232 |
12 | 696 |
13 | 52 |
14 | 1 |
15 | 5040 |
16 | 46320 |
17 | 19500 |
18 | 2200 |
19 | 85 |
20 | 1 |
21 | 95040 |
22 | 1141920 |
23 | 606960 |
24 | 91800 |
25 | 5340 |
26 | 126 |
27 | 1 |
28 | 2162160 |
29 | 32639040 |
30 | 20991600 |
31 | 3986640 |
32 | 310170 |
33 | 11004 |
34 | 175 |
35 | 1 |
36 | 57657600 |
37 | 1061746560 |
38 | 802287360 |
39 | 183550080 |
[1,1,1,4,10,1,30,132,27,1,336,2232,696,52,1,5040, 46320,19500,2200,85,1,95040,1141920,606960,91800, 5340,126,1,2162160,32639040,20991600,3986640, 310170,11004,175,1,57657600,1061746560,802287360, 183550080] |