n | a(n) |
---|---|
1 | 2 |
2 | 8 |
3 | 48 |
4 | 384 |
5 | 3840 |
6 | 46080 |
7 | 645120 |
8 | 10321920 |
9 | 2786918400 |
10 | 2229534720 |
11 | 735746457600 |
12 | 5885971660800 |
13 | 765176315904000 |
14 | 192824431607808000 |
15 | 385648863215616000 |
16 | 12340763622899712000 |
17 | 18881368343036559360000 |
18 | 15105094674429247488000 |
[2,8,48,384,3840,46080,645120,10321920,2786918400, 2229534720,735746457600,5885971660800, 765176315904000,192824431607808000, 385648863215616000,12340763622899712000, 18881368343036559360000,15105094674429247488000] |