n | a(n) |
---|---|
5 | 945 |
6 | 45045 |
7 | 1406790 |
8 | 37147110 |
9 | 909508600 |
10 | 21577556000 |
11 | 508072685120 |
12 | 12041790080320 |
13 | 289769457978000 |
14 | 7118294418969552 |
15 | 179128660433168160 |
16 | 4627741977903371040 |
17 | 122904955276454869056 |
18 | 3358132932795227294400 |
[945,45045,1406790,37147110,909508600,21577556000, 508072685120,12041790080320,289769457978000, 7118294418969552,179128660433168160, 4627741977903371040,122904955276454869056, 3358132932795227294400] |