n | a(n) |
---|---|
0 | 1 |
1 | 1 |
2 | -4 |
3 | -14 |
4 | 46 |
5 | 326 |
6 | -824 |
7 | -10604 |
8 | 18236 |
9 | 442396 |
10 | -378224 |
11 | -22498024 |
12 | -1695704 |
13 | 1348185736 |
14 | 1458406496 |
15 | -92914595024 |
16 | -202295082224 |
17 | 7230872519696 |
18 | 24425954508736 |
19 | -626352572263904 |
20 | -2946818250593824 |
21 | 59688438975796576 |
22 | 369104355288148096 |
[1,1,-4,-14,46,326,-824,-10604,18236,442396, -378224,-22498024,-1695704,1348185736,1458406496, -92914595024,-202295082224,7230872519696, 24425954508736,-626352572263904,-2946818250593824, 59688438975796576,369104355288148096] |