n | a(n) |
---|---|
0 | 1 |
1 | 2 |
2 | 4 |
3 | 8 |
4 | 1 |
5 | 1 |
6 | 1 |
7 | 1 |
8 | -14 |
9 | 45 |
10 | -101 |
11 | 189 |
12 | -331 |
13 | 668 |
14 | -1932 |
15 | 7206 |
16 | -27779 |
17 | 101365 |
18 | -347439 |
19 | 1139851 |
20 | -3690766 |
21 | 12258863 |
22 | -43341845 |
23 | 166059261 |
24 | -682516519 |
25 | 2930522990 |
26 | -12823188092 |
27 | 56366526324 |
28 | -247898684759 |
29 | 1094571175769 |
30 | -4890163717903 |
31 | 22310147976797 |
[1,2,4,8,1,1,1,1,-14,45,-101,189,-331,668,-1932, 7206,-27779,101365,-347439,1139851,-3690766, 12258863,-43341845,166059261,-682516519, 2930522990,-12823188092,56366526324,-247898684759, 1094571175769,-4890163717903,22310147976797] |