n | a(n) |
---|---|
0 | 1 |
1 | -2 |
2 | 8 |
3 | 0 |
4 | -128 |
5 | 0 |
6 | 2048 |
7 | 0 |
8 | -32768 |
9 | 0 |
10 | 2621440 |
11 | 0 |
12 | -5796528128 |
13 | 0 |
14 | 939524096 |
15 | 0 |
16 | -7767448354816 |
17 | 0 |
18 | 1507258642989056 |
19 | 0 |
20 | -95993412418797568 |
21 | 0 |
22 | 7516375836686024704 |
23 | 0 |
24 | -33265288504730187726848 |
25 | 0 |
26 | 19259875741830735724544 |
27 | 0 |
28 | -855664510723636131971203072 |
29 | 0 |
30 | 4966694343692730467779807805440 |
[1,-2,8,0,-128,0,2048,0,-32768,0,2621440,0, -5796528128,0,939524096,0,-7767448354816,0, 1507258642989056,0,-95993412418797568,0, 7516375836686024704,0,-33265288504730187726848,0, 19259875741830735724544,0, -855664510723636131971203072,0, 4966694343692730467779807805440] |