n | a(n) |
---|---|
0 | 1 |
1 | 2 |
2 | 12 |
3 | 45 |
4 | 2520 |
5 | 14175 |
6 | 935550 |
7 | 42567525 |
8 | 10216206000 |
9 | 97692469875 |
10 | 18561569276250 |
11 | 2143861251406875 |
12 | 34806217964017500 |
13 | 48076088562799171875 |
14 | 9086380738369043484375 |
15 | 3952575621190533915703125 |
16 | 3920955016221009644377500000 |
17 | 68739242628124575327993046875 |
[1,2,12,45,2520,14175,935550,42567525,10216206000, 97692469875,18561569276250,2143861251406875, 34806217964017500,48076088562799171875, 9086380738369043484375,3952575621190533915703125, 3920955016221009644377500000, 68739242628124575327993046875] |