n | a(n) |
---|---|
0 | 1 |
1 | -2 |
2 | 2 |
3 | 4 |
4 | -16 |
5 | -32 |
6 | 272 |
7 | 544 |
8 | -7936 |
9 | -15872 |
10 | 353792 |
11 | 707584 |
12 | -22368256 |
13 | -44736512 |
14 | 1903757312 |
15 | 3807514624 |
16 | -209865342976 |
17 | -419730685952 |
18 | 29088885112832 |
19 | 58177770225664 |
20 | -4951498053124096 |
21 | -9902996106248192 |
22 | 1015423886506852352 |
[1,-2,2,4,-16,-32,272,544,-7936,-15872,353792, 707584,-22368256,-44736512,1903757312,3807514624, -209865342976,-419730685952,29088885112832, 58177770225664,-4951498053124096, -9902996106248192,1015423886506852352] |