n | a(n) |
---|---|
4 | 24 |
5 | 600 |
6 | 10800 |
7 | 176400 |
8 | 2822400 |
9 | 45722880 |
10 | 762048000 |
11 | 13172544000 |
12 | 237105792000 |
13 | 4452319872000 |
14 | 87265469491200 |
15 | 1784975512320000 |
16 | 38079477596160000 |
17 | 846536078868480000 |
18 | 19591263539527680000 |
19 | 471496409184632832000 |
20 | 11787410229615820800000 |
[24,600,10800,176400,2822400,45722880,762048000, 13172544000,237105792000,4452319872000, 87265469491200,1784975512320000,38079477596160000, 846536078868480000,19591263539527680000, 471496409184632832000,11787410229615820800000] |