n | a(n) |
---|---|
0 | 1 |
1 | 1 |
2 | 3 |
3 | 15 |
4 | 117 |
5 | 1565 |
6 | 41663 |
7 | 2378147 |
8 | 286991465 |
9 | 71261033273 |
10 | 35889915535835 |
11 | 36421251158141399 |
12 | 74222529448186797341 |
13 | 303194457634544530959125 |
14 | 2480120130065258782050157847 |
15 | 40601998283406419045206334661611 |
[1,1,3,15,117,1565,41663,2378147,286991465, 71261033273,35889915535835,36421251158141399, 74222529448186797341,303194457634544530959125, 2480120130065258782050157847, 40601998283406419045206334661611] |