n | a(n) |
---|---|
1 | 1 |
2 | 3 |
3 | 23 |
4 | 330 |
5 | 7604 |
6 | 256620 |
7 | 11923260 |
8 | 729524880 |
9 | 56840099904 |
10 | 5493503695680 |
11 | 644870893060800 |
12 | 90366972897801600 |
13 | 14899694352066120960 |
14 | 2855250418022402400000 |
15 | 629258349435218754451200 |
16 | 158034681938560927788288000 |
17 | 44866854739192779425625292800 |
[1,3,23,330,7604,256620,11923260,729524880, 56840099904,5493503695680,644870893060800, 90366972897801600,14899694352066120960, 2855250418022402400000,629258349435218754451200, 158034681938560927788288000, 44866854739192779425625292800] |