n | a(n) |
---|---|
0 | 1 |
1 | 1 |
2 | 5 |
3 | 33 |
4 | 321 |
5 | 3945 |
6 | 59445 |
7 | 1056825 |
8 | 21677985 |
9 | 503799345 |
10 | 13084021125 |
11 | 375524312625 |
12 | 11803392302625 |
13 | 403235809601625 |
14 | 14876913457531125 |
15 | 589498927632239625 |
16 | 24969077812488434625 |
17 | 1125803018759825030625 |
[1,1,5,33,321,3945,59445,1056825,21677985, 503799345,13084021125,375524312625,11803392302625, 403235809601625,14876913457531125, 589498927632239625,24969077812488434625, 1125803018759825030625] |