n | a(n) |
---|---|
1 | 5 |
2 | 20 |
3 | 60 |
4 | 1080 |
5 | 30240 |
6 | 806400 |
7 | 26560800 |
8 | 946512000 |
9 | 38810016000 |
10 | 1754539315200 |
11 | 88281990720000 |
12 | 4861210007808000 |
13 | 292116146370048000 |
14 | 18992927542837248000 |
15 | 1329979704459614208000 |
[5,20,60,1080,30240,806400,26560800,946512000, 38810016000,1754539315200,88281990720000, 4861210007808000,292116146370048000, 18992927542837248000,1329979704459614208000] |