n | a(n) |
---|---|
0 | 0 |
1 | 1 |
2 | 1 |
3 | 5 |
4 | 0 |
5 | 64 |
6 | -245 |
7 | 2757 |
8 | -23576 |
9 | 272256 |
10 | -3270977 |
11 | 45055845 |
12 | -671589952 |
13 | 10984688636 |
14 | -193875825117 |
15 | 3688182769117 |
16 | -75085512079184 |
17 | 1630385857436224 |
18 | -37596306847103457 |
19 | 917765946045581357 |
20 | -23641953753495247624 |
21 | 640958728426947233468 |
22 | -18242640219843554954221 |
[0,1,1,5,0,64,-245,2757,-23576,272256,-3270977, 45055845,-671589952,10984688636,-193875825117, 3688182769117,-75085512079184,1630385857436224, -37596306847103457,917765946045581357, -23641953753495247624,640958728426947233468, -18242640219843554954221] |