n | a(n) |
---|---|
1 | 1 |
2 | 1 |
3 | 1 |
4 | 2 |
5 | 3 |
6 | 36 |
7 | 10 |
8 | 60 |
9 | 21 |
10 | 157080 |
11 | 36 |
12 | 2394591020640 |
13 | 330 |
14 | 438900 |
15 | 702 |
16 | 185640 |
17 | 105 |
18 | 392201962392240 |
19 | 680 |
20 | 47347883887966200 |
21 | 450574740 |
22 | 3183089069160 |
23 | 210 |
[1,1,1,2,3,36,10,60,21,157080,36,2394591020640, 330,438900,702,185640,105,392201962392240,680, 47347883887966200,450574740,3183089069160,210] |