n | a(n) |
---|---|
0 | 1 |
1 | 3 |
2 | -1 |
3 | 9 |
4 | -6 |
5 | 1 |
6 | 27 |
7 | -27 |
8 | 9 |
9 | -1 |
10 | 81 |
11 | -108 |
12 | 54 |
13 | -12 |
14 | 1 |
15 | 243 |
16 | -405 |
17 | 270 |
18 | -90 |
19 | 15 |
20 | -1 |
21 | 729 |
22 | -1458 |
23 | 1215 |
24 | -540 |
25 | 135 |
26 | -18 |
27 | 1 |
28 | 2187 |
29 | -5103 |
30 | 5103 |
31 | -2835 |
32 | 945 |
33 | -189 |
34 | 21 |
35 | -1 |
36 | 6561 |
37 | -17496 |
38 | 20412 |
39 | -13608 |
40 | 5670 |
41 | -1512 |
42 | 252 |
43 | -24 |
44 | 1 |
45 | 19683 |
46 | -59049 |
47 | 78732 |
48 | -61236 |
49 | 30618 |
50 | -10206 |
51 | 2268 |
52 | -324 |
53 | 27 |
54 | -1 |
[1,3,-1,9,-6,1,27,-27,9,-1,81,-108,54,-12,1,243, -405,270,-90,15,-1,729,-1458,1215,-540,135,-18,1, 2187,-5103,5103,-2835,945,-189,21,-1,6561,-17496, 20412,-13608,5670,-1512,252,-24,1,19683,-59049, 78732,-61236,30618,-10206,2268,-324,27,-1] |