n | a(n) |
---|---|
0 | 1 |
1 | 3 |
2 | 9 |
3 | 31 |
4 | 97 |
5 | 306 |
6 | 961 |
7 | 3020 |
8 | 9488 |
9 | 29809 |
10 | 93648 |
11 | 294204 |
12 | 924269 |
13 | 2903677 |
14 | 9122171 |
15 | 28658145 |
16 | 90032220 |
17 | 282844563 |
18 | 888582403 |
19 | 2791563949 |
20 | 8769956796 |
21 | 27551631842 |
22 | 86556004191 |
23 | 271923706893 |
24 | 854273519913 |
25 | 2683779414317 |
26 | 8431341691876 |
27 | 26487841119103 |
[1,3,9,31,97,306,961,3020,9488,29809,93648,294204, 924269,2903677,9122171,28658145,90032220, 282844563,888582403,2791563949,8769956796, 27551631842,86556004191,271923706893,854273519913, 2683779414317,8431341691876,26487841119103] |