n | a(n) |
---|---|
0 | 1 |
1 | 12 |
2 | 690 |
3 | 52808 |
4 | 4558410 |
5 | 420421056 |
6 | 40433534960 |
7 | 4002511248720 |
8 | 404653074076602 |
9 | 41573640435563720 |
10 | 4325688482694408060 |
11 | 454713687334494619200 |
12 | 48204482093235945250800 |
13 | 5146506898529612988887424 |
14 | 552782991828545241240684480 |
15 | 59682974236253934536767852960 |
[1,12,690,52808,4558410,420421056,40433534960, 4002511248720,404653074076602,41573640435563720, 4325688482694408060,454713687334494619200, 48204482093235945250800,5146506898529612988887424, 552782991828545241240684480, 59682974236253934536767852960] |