n | a(n) |
---|---|
3 | 0 |
4 | 0 |
5 | 5 |
6 | 4 |
7 | 3 |
8 | 24 |
9 | 46 |
10 | 86 |
11 | 253 |
12 | 576 |
13 | 1397 |
14 | 3592 |
15 | 8596 |
16 | 21725 |
17 | 55668 |
18 | 139137 |
19 | 356719 |
20 | 921053 |
21 | 2368628 |
22 | 6165627 |
23 | 16099130 |
24 | 42045592 |
25 | 110522792 |
26 | 291264353 |
27 | 768592256 |
28 | 2036215796 |
29 | 5408656458 |
30 | 14392052859 |
31 | 38395090089 |
[0,0,5,4,3,24,46,86,253,576,1397,3592,8596,21725, 55668,139137,356719,921053,2368628,6165627, 16099130,42045592,110522792,291264353,768592256, 2036215796,5408656458,14392052859,38395090089] |