n | a(n) |
---|---|
0 | 1 |
1 | 0 |
2 | -2 |
3 | -4 |
4 | -4 |
5 | 2 |
6 | 22 |
7 | 72 |
8 | 184 |
9 | 422 |
10 | 914 |
11 | 1916 |
12 | 3940 |
13 | 8010 |
14 | 16174 |
15 | 32528 |
16 | 65264 |
17 | 130766 |
18 | 261802 |
19 | 523908 |
20 | 1048156 |
21 | 2096690 |
22 | 4193798 |
23 | 8388056 |
24 | 16776616 |
25 | 33553782 |
26 | 67108162 |
27 | 134216972 |
28 | 268434644 |
29 | 536870042 |
30 | 1073740894 |
31 | 2147482656 |
32 | 4294966240 |
33 | 8589933470 |
34 | 17179867994 |
[1,0,-2,-4,-4,2,22,72,184,422,914,1916,3940,8010, 16174,32528,65264,130766,261802,523908,1048156, 2096690,4193798,8388056,16776616,33553782, 67108162,134216972,268434644,536870042,1073740894, 2147482656,4294966240,8589933470,17179867994] |