n | a(n) |
---|---|
3 | 6 |
4 | 60 |
5 | 750 |
6 | 11340 |
7 | 201726 |
8 | 4131036 |
9 | 95750430 |
10 | 2478397020 |
11 | 70864914846 |
12 | 2218385781612 |
13 | 75463626886830 |
14 | 2771883228523500 |
15 | 109340261175108606 |
16 | 4609962410815813308 |
17 | 206883575626027168830 |
18 | 9846362287666897852860 |
[6,60,750,11340,201726,4131036,95750430, 2478397020,70864914846,2218385781612, 75463626886830,2771883228523500, 109340261175108606,4609962410815813308, 206883575626027168830,9846362287666897852860] |