n | a(n) |
---|---|
0 | 1 |
1 | 2 |
2 | 24 |
3 | 720 |
4 | 4480 |
5 | 518400 |
6 | 479001600 |
7 | 29059430400 |
8 | 20922789888000 |
9 | 6402373705728000 |
10 | 810967336058880000 |
11 | 1124000727777607680000 |
12 | 88635485961891348480000 |
13 | 14936720782466875392000000 |
14 | 27717122237428532772864000000 |
15 | 265252859812191058636308480000000 |
[1,2,24,720,4480,518400,479001600,29059430400, 20922789888000,6402373705728000, 810967336058880000,1124000727777607680000, 88635485961891348480000, 14936720782466875392000000, 27717122237428532772864000000, 265252859812191058636308480000000] |