n | a(n) |
---|---|
1 | 1 |
2 | 7 |
3 | 65 |
4 | 930 |
5 | 20814 |
6 | 693732 |
7 | 32312412 |
8 | 1996944912 |
9 | 157655618928 |
10 | 15457109916960 |
11 | 1841080739130720 |
12 | 261722785741833600 |
13 | 43758563047332750720 |
14 | 8498963447183108148480 |
15 | 1897379318289205012550400 |
16 | 482444035336741492040140800 |
17 | 138599348510645114991010560000 |
[1,7,65,930,20814,693732,32312412,1996944912, 157655618928,15457109916960,1841080739130720, 261722785741833600,43758563047332750720, 8498963447183108148480,1897379318289205012550400, 482444035336741492040140800, 138599348510645114991010560000] |