n | a(n) |
---|---|
1 | 4 |
2 | 144 |
3 | 360 |
4 | 33600 |
5 | 15120 |
6 | 34927200 |
7 | 2162160 |
8 | 172972800 |
9 | 1543782240 |
10 | 10242872640 |
11 | 10346336 |
12 | 2338727174784 |
13 | 53542288800 |
14 | 4818805992000 |
15 | 3228118134040800 |
16 | 1178332991611776000 |
17 | 78765574305600 |
18 | 12256711017694416000 |
19 | 2914326249307200 |
20 | 3205758874237920000 |
21 | 358462128664785600 |
[4,144,360,33600,15120,34927200,2162160,172972800, 1543782240,10242872640,10346336,2338727174784, 53542288800,4818805992000,3228118134040800, 1178332991611776000,78765574305600, 12256711017694416000,2914326249307200, 3205758874237920000,358462128664785600] |