n | a(n) |
---|---|
0 | 1 |
1 | 2 |
2 | 4 |
3 | 12 |
4 | 36 |
5 | 144 |
6 | 576 |
7 | 2880 |
8 | 14400 |
9 | 100800 |
10 | 705600 |
11 | 6350400 |
12 | 45158400 |
13 | 406425600 |
14 | 3657830400 |
15 | 40236134400 |
16 | 442597478400 |
17 | 5753767219200 |
18 | 74798973849600 |
19 | 1271582555443200 |
20 | 21616903442534400 |
21 | 410721165408153600 |
22 | 7803702142754918400 |
23 | 179485149283363123200 |
24 | 4128158433517351833600 |
[1,2,4,12,36,144,576,2880,14400,100800,705600, 6350400,45158400,406425600,3657830400,40236134400, 442597478400,5753767219200,74798973849600, 1271582555443200,21616903442534400, 410721165408153600,7803702142754918400, 179485149283363123200,4128158433517351833600] |