n | a(n) |
---|---|
0 | 1 |
1 | 6 |
2 | 45 |
3 | 420 |
4 | 4725 |
5 | 62370 |
6 | 945945 |
7 | 16216200 |
8 | 310134825 |
9 | 6547290750 |
10 | 151242416325 |
11 | 3794809718700 |
12 | 102776096548125 |
13 | 2988412653476250 |
14 | 92854250304440625 |
15 | 3070380543400170000 |
16 | 107655217802968460625 |
17 | 3989575718580595893750 |
18 | 155815096120119939628125 |
[1,6,45,420,4725,62370,945945,16216200,310134825, 6547290750,151242416325,3794809718700, 102776096548125,2988412653476250, 92854250304440625,3070380543400170000, 107655217802968460625,3989575718580595893750, 155815096120119939628125] |