n | a(n) |
---|---|
0 | 1 |
1 | 0 |
2 | 1 |
3 | 1 |
4 | 1 |
5 | 4 |
6 | 2 |
7 | 10 |
8 | 10 |
9 | 22 |
10 | 46 |
11 | 64 |
12 | 167 |
13 | 245 |
14 | 560 |
15 | 1035 |
16 | 1978 |
17 | 4210 |
18 | 7715 |
19 | 16497 |
20 | 31929 |
21 | 65216 |
22 | 133295 |
23 | 266244 |
24 | 553750 |
25 | 1116404 |
26 | 2308931 |
27 | 4738660 |
28 | 9742795 |
29 | 20204902 |
30 | 41622910 |
31 | 86539105 |
32 | 179358694 |
33 | 373018581 |
34 | 777157221 |
35 | 1618773690 |
36 | 3382590684 |
37 | 7065505631 |
[1,0,1,1,1,4,2,10,10,22,46,64,167,245,560,1035, 1978,4210,7715,16497,31929,65216,133295,266244, 553750,1116404,2308931,4738660,9742795,20204902, 41622910,86539105,179358694,373018581,777157221, 1618773690,3382590684,7065505631] |