n | a(n) |
---|---|
0 | 1 |
1 | 0 |
2 | 0 |
3 | -1 |
4 | 0 |
5 | -7 |
6 | 10 |
7 | -47 |
8 | 392 |
9 | 2809 |
10 | 11814 |
11 | 506893 |
12 | -403612 |
13 | 83115485 |
14 | -231855494 |
15 | 16349094305 |
16 | -65488668048 |
17 | 3986249084945 |
18 | -19019872358258 |
19 | 1200454846441429 |
20 | -6285428416936228 |
21 | 441567328473394021 |
[1,0,0,-1,0,-7,10,-47,392,2809,11814,506893, -403612,83115485,-231855494,16349094305, -65488668048,3986249084945,-19019872358258, 1200454846441429,-6285428416936228, 441567328473394021] |