n | a(n) |
---|---|
0 | 1 |
1 | 2 |
2 | 0 |
3 | 4 |
4 | -6 |
5 | 32 |
6 | -88 |
7 | 376 |
8 | -1376 |
9 | 5574 |
10 | -22232 |
11 | 91548 |
12 | -378736 |
13 | 1589304 |
14 | -6719040 |
15 | 28647592 |
16 | -122933470 |
17 | 530755764 |
18 | -2303432600 |
19 | 10043949684 |
20 | -43979901840 |
21 | 193309672224 |
22 | -852599615912 |
23 | 3772221225128 |
24 | -16737583019616 |
25 | 74461240879386 |
[1,2,0,4,-6,32,-88,376,-1376,5574,-22232,91548, -378736,1589304,-6719040,28647592,-122933470, 530755764,-2303432600,10043949684,-43979901840, 193309672224,-852599615912,3772221225128, -16737583019616,74461240879386] |