n | a(n) |
---|---|
0 | 1 |
1 | 6 |
2 | 360 |
3 | 15120 |
4 | 604800 |
5 | 3421440 |
6 | 653837184000 |
7 | 37362124800 |
8 | 762187345920000 |
9 | 2554547108585472000 |
10 | 401428831349145600000 |
11 | 143888775912161280000 |
12 | 846912068365871834726400000 |
13 | 93067260259985915904000000 |
14 | 2706661834818276108533760000000 |
[1,6,360,15120,604800,3421440,653837184000, 37362124800,762187345920000,2554547108585472000, 401428831349145600000,143888775912161280000, 846912068365871834726400000, 93067260259985915904000000, 2706661834818276108533760000000] |