n | a(n) |
---|---|
1 | 1 |
2 | 2 |
3 | -12 |
4 | -8 |
5 | 544 |
6 | -2656 |
7 | -16320 |
8 | 141696 |
9 | 724224 |
10 | -6796288 |
11 | -7730176 |
12 | 319698944 |
13 | 221900800 |
14 | -6301081600 |
15 | -44793036800 |
16 | 2700224856064 |
17 | 1941732786176 |
18 | -12433466195968 |
19 | -27512426201088 |
20 | 2231502495547392 |
21 | 288268735217664 |
22 | -1425307636596736 |
23 | -18345681160765440 |
[1,2,-12,-8,544,-2656,-16320,141696,724224, -6796288,-7730176,319698944,221900800,-6301081600, -44793036800,2700224856064,1941732786176, -12433466195968,-27512426201088,2231502495547392, 288268735217664,-1425307636596736, -18345681160765440] |