n | a(n) |
---|---|
1 | 0 |
2 | 0 |
3 | 0 |
4 | 0 |
5 | 0 |
6 | 720 |
7 | 887226868605 |
8 | 2867622077261705078784 |
9 | 24875052693330062712109843270944 |
10 | 649308484381906359124692131947427492018400 |
[0,0,0,0,0,720,887226868605, 2867622077261705078784, 24875052693330062712109843270944, 649308484381906359124692131947427492018400] |