n | a(n) |
---|---|
1 | 9 |
2 | 27 |
3 | 77 |
4 | 199 |
5 | 503 |
6 | 1239 |
7 | 3021 |
8 | 7303 |
9 | 17583 |
10 | 42217 |
11 | 101245 |
12 | 242683 |
13 | 581751 |
14 | 1395031 |
15 | 3347035 |
16 | 8035199 |
17 | 19302063 |
18 | 46395265 |
19 | 111581119 |
20 | 268493349 |
21 | 646366887 |
22 | 1556696779 |
23 | 3750472401 |
24 | 9038662155 |
25 | 21789121821 |
26 | 52538282553 |
27 | 126706173657 |
[9,27,77,199,503,1239,3021,7303,17583,42217, 101245,242683,581751,1395031,3347035,8035199, 19302063,46395265,111581119,268493349,646366887, 1556696779,3750472401,9038662155,21789121821, 52538282553,126706173657] |