n | a(n) |
---|---|
0 | 1 |
1 | 0 |
2 | 0 |
3 | 0 |
4 | 0 |
5 | 1 |
6 | 0 |
7 | 2 |
8 | 1 |
9 | 3 |
10 | 3 |
11 | 5 |
12 | 3 |
13 | 9 |
14 | 9 |
15 | 12 |
16 | 12 |
17 | 18 |
18 | 18 |
19 | 27 |
20 | 27 |
21 | 36 |
22 | 41 |
23 | 51 |
24 | 51 |
25 | 73 |
26 | 80 |
27 | 96 |
28 | 105 |
29 | 132 |
30 | 137 |
31 | 177 |
32 | 188 |
33 | 230 |
34 | 253 |
35 | 303 |
36 | 320 |
37 | 398 |
38 | 431 |
39 | 508 |
40 | 550 |
41 | 659 |
42 | 705 |
43 | 847 |
44 | 913 |
45 | 1063 |
46 | 1165 |
47 | 1359 |
48 | 1452 |
49 | 1716 |
50 | 1856 |
51 | 2134 |
52 | 2329 |
53 | 2688 |
54 | 2894 |
55 | 3345 |
56 | 3622 |
57 | 4133 |
[1,0,0,0,0,1,0,2,1,3,3,5,3,9,9,12,12,18,18,27,27, 36,41,51,51,73,80,96,105,132,137,177,188,230,253, 303,320,398,431,508,550,659,705,847,913,1063,1165, 1359,1452,1716,1856,2134,2329,2688,2894,3345,3622, 4133] |