n | a(n) |
---|---|
1 | 2 |
2 | 2 |
3 | 6 |
4 | 6 |
5 | 18 |
6 | 18 |
7 | 54 |
8 | 54 |
9 | 162 |
10 | 162 |
11 | 486 |
12 | 486 |
13 | 1458 |
14 | 1458 |
15 | 4374 |
16 | 4374 |
17 | 13122 |
18 | 13122 |
19 | 39366 |
20 | 39366 |
21 | 118098 |
22 | 118098 |
23 | 354294 |
24 | 354294 |
25 | 1062882 |
26 | 1062882 |
27 | 3188646 |
28 | 3188646 |
29 | 9565938 |
30 | 9565938 |
31 | 28697814 |
32 | 28697814 |
33 | 86093442 |
34 | 86093442 |
35 | 258280326 |
36 | 258280326 |
37 | 774840978 |
[2,2,6,6,18,18,54,54,162,162,486,486,1458,1458, 4374,4374,13122,13122,39366,39366,118098,118098, 354294,354294,1062882,1062882,3188646,3188646, 9565938,9565938,28697814,28697814,86093442, 86093442,258280326,258280326,774840978] |