n | a(n) |
---|---|
0 | 5 |
1 | 6 |
2 | 14 |
3 | 48 |
4 | 216 |
5 | 1200 |
6 | 7920 |
7 | 60480 |
8 | 524160 |
9 | 5080320 |
10 | 54432000 |
11 | 638668800 |
12 | 8143027200 |
13 | 112086374400 |
14 | 1656387532800 |
15 | 26153487360000 |
16 | 439378587648000 |
17 | 7825123418112000 |
18 | 147254595231744000 |
19 | 2919482409811968000 |
20 | 60822550204416000000 |
21 | 1328364496464445440000 |
[5,6,14,48,216,1200,7920,60480,524160,5080320, 54432000,638668800,8143027200,112086374400, 1656387532800,26153487360000,439378587648000, 7825123418112000,147254595231744000, 2919482409811968000,60822550204416000000, 1328364496464445440000] |