n | a(n) |
---|---|
1 | 1 |
2 | 2 |
3 | 6 |
4 | 54 |
5 | 750 |
6 | 11250 |
7 | 360150 |
8 | 123531450 |
9 | 3088286250 |
10 | 64854011250 |
11 | 77201350992150 |
12 | 65389544290351050 |
13 | 32637304517036749530 |
14 | 2121424793607388719450 |
15 | 163349709107768931397650 |
[1,2,6,54,750,11250,360150,123531450,3088286250, 64854011250,77201350992150,65389544290351050, 32637304517036749530,2121424793607388719450, 163349709107768931397650] |