n | a(n) |
---|---|
1 | 1 |
2 | 1 |
3 | 3 |
4 | 3 |
5 | 5 |
6 | 900 |
7 | 756000 |
8 | 15876000 |
9 | 42674688000 |
10 | 56899584000 |
11 | 1204450394112000 |
12 | 2782280410398720000 |
13 | 154249625952505036800000 |
14 | 61082851877191994572800000 |
[1,1,3,3,5,900,756000,15876000,42674688000, 56899584000,1204450394112000,2782280410398720000, 154249625952505036800000, 61082851877191994572800000] |