n | a(n) |
---|---|
0 | 1 |
1 | 1 |
2 | 3 |
3 | 1 |
4 | 5 |
5 | 15 |
6 | 21 |
7 | 15 |
8 | 5 |
9 | 61 |
10 | 183 |
11 | 285 |
12 | 327 |
13 | 285 |
14 | 183 |
15 | 61 |
16 | 1385 |
17 | 4155 |
18 | 6681 |
19 | 8475 |
20 | 9129 |
21 | 8475 |
22 | 6681 |
23 | 4155 |
24 | 1385 |
25 | 50521 |
26 | 151563 |
27 | 247065 |
28 | 325947 |
29 | 378105 |
30 | 396363 |
31 | 378105 |
32 | 325947 |
33 | 247065 |
34 | 151563 |
35 | 50521 |
36 | 2702765 |
37 | 8108295 |
38 | 13311741 |
39 | 17908935 |
[1,1,3,1,5,15,21,15,5,61,183,285,327,285,183,61, 1385,4155,6681,8475,9129,8475,6681,4155,1385, 50521,151563,247065,325947,378105,396363,378105, 325947,247065,151563,50521,2702765,8108295, 13311741,17908935] |