n | a(n) |
---|---|
0 | 1 |
1 | 2 |
2 | 8 |
3 | 16 |
4 | 128 |
5 | 3840 |
6 | 15360 |
7 | 92160 |
8 | 1474560 |
9 | 185794560 |
10 | 3715891200 |
11 | 117964800 |
12 | 2831155200 |
13 | 51011754393600 |
14 | 13603134504960 |
15 | 8569974738124800 |
16 | 1371195958099968000 |
17 | 46620662575398912000 |
18 | 239763407530622976000 |
[1,2,8,16,128,3840,15360,92160,1474560,185794560, 3715891200,117964800,2831155200,51011754393600, 13603134504960,8569974738124800, 1371195958099968000,46620662575398912000, 239763407530622976000] |