n | a(n) |
---|---|
5 | 0 |
6 | 1 |
7 | 1 |
8 | 3 |
9 | 8 |
10 | 22 |
11 | 61 |
12 | 168 |
13 | 465 |
14 | 1302 |
15 | 3659 |
16 | 10333 |
17 | 29255 |
18 | 83096 |
19 | 236609 |
20 | 675311 |
21 | 1931235 |
22 | 5532421 |
23 | 15873557 |
24 | 45608348 |
25 | 131208906 |
26 | 377906025 |
27 | 1089573851 |
28 | 3144456980 |
29 | 9082730826 |
30 | 26256633715 |
31 | 75960348880 |
32 | 219905556560 |
33 | 637038643771 |
34 | 1846531053341 |
35 | 5355395451034 |
[0,1,1,3,8,22,61,168,465,1302,3659,10333,29255, 83096,236609,675311,1931235,5532421,15873557, 45608348,131208906,377906025,1089573851, 3144456980,9082730826,26256633715,75960348880, 219905556560,637038643771,1846531053341, 5355395451034] |