n | a(n) |
---|---|
1 | 0 |
2 | 0 |
3 | 0 |
4 | 0 |
5 | 0 |
6 | 24 |
7 | -360 |
8 | 720 |
9 | 2520 |
10 | -15120 |
11 | 15120 |
12 | 0 |
13 | 141120 |
14 | -423360 |
15 | 282240 |
16 | -169344 |
17 | 0 |
18 | 5080320 |
19 | -10160640 |
20 | 5080320 |
21 | 0 |
22 | -15240960 |
23 | 0 |
24 | 152409600 |
25 | -228614400 |
26 | 91445760 |
[0,0,0,0,0,24,-360,720,2520,-15120,15120,0,141120, -423360,282240,-169344,0,5080320,-10160640, 5080320,0,-15240960,0,152409600,-228614400, 91445760] |