n | a(n) |
---|---|
0 | 1 |
1 | 3 |
2 | 11 |
3 | 39 |
4 | 131 |
5 | 423 |
6 | 1331 |
7 | 4119 |
8 | 12611 |
9 | 38343 |
10 | 116051 |
11 | 350199 |
12 | 1054691 |
13 | 3172263 |
14 | 9533171 |
15 | 28632279 |
16 | 85962371 |
17 | 258018183 |
18 | 774316691 |
19 | 2323474359 |
20 | 6971471651 |
21 | 20916512103 |
22 | 62753730611 |
23 | 188269580439 |
24 | 564825518531 |
25 | 1694510110023 |
26 | 5083597438931 |
27 | 15250926534519 |
[1,3,11,39,131,423,1331,4119,12611,38343,116051, 350199,1054691,3172263,9533171,28632279,85962371, 258018183,774316691,2323474359,6971471651, 20916512103,62753730611,188269580439,564825518531, 1694510110023,5083597438931,15250926534519] |