n | a(n) |
---|---|
0 | 1 |
1 | 2 |
2 | 0 |
3 | 8 |
4 | -64 |
5 | 832 |
6 | -13568 |
7 | 269824 |
8 | -6328320 |
9 | 171044864 |
10 | -5235245056 |
11 | 178988498944 |
12 | -6760886435840 |
13 | 279614956503040 |
14 | -12566949343002624 |
15 | 609881495812702208 |
16 | -31785828867471572992 |
17 | 1770660964785178279936 |
18 | -104990165030126886060032 |
[1,2,0,8,-64,832,-13568,269824,-6328320,171044864, -5235245056,178988498944,-6760886435840, 279614956503040,-12566949343002624, 609881495812702208,-31785828867471572992, 1770660964785178279936,-104990165030126886060032] |