n | a(n) |
---|---|
0 | 1 |
1 | 1 |
2 | 1 |
3 | 1 |
4 | 3 |
5 | 5 |
6 | 17 |
7 | 41 |
8 | 127 |
9 | 365 |
10 | 1119 |
11 | 3413 |
12 | 10685 |
13 | 33561 |
14 | 106827 |
15 | 342129 |
16 | 1104347 |
17 | 3584649 |
18 | 11701369 |
19 | 38374065 |
20 | 126395259 |
21 | 417908329 |
22 | 1386618307 |
23 | 4615388353 |
24 | 15407188529 |
25 | 51569669429 |
26 | 173033992311 |
27 | 581905285089 |
28 | 1961034571967 |
[1,1,1,1,3,5,17,41,127,365,1119,3413,10685,33561, 106827,342129,1104347,3584649,11701369,38374065, 126395259,417908329,1386618307,4615388353, 15407188529,51569669429,173033992311,581905285089, 1961034571967] |