n | a(n) |
---|---|
1 | 0 |
2 | 0 |
3 | 1 |
4 | 0 |
5 | 1 |
6 | 1 |
7 | 2 |
8 | 2 |
9 | 4 |
10 | 4 |
11 | 7 |
12 | 8 |
13 | 12 |
14 | 14 |
15 | 21 |
16 | 24 |
17 | 34 |
18 | 41 |
19 | 55 |
20 | 66 |
21 | 88 |
22 | 105 |
23 | 137 |
24 | 165 |
25 | 210 |
26 | 253 |
27 | 320 |
28 | 383 |
29 | 478 |
30 | 574 |
31 | 708 |
32 | 847 |
33 | 1039 |
34 | 1238 |
35 | 1507 |
36 | 1794 |
37 | 2167 |
38 | 2573 |
39 | 3094 |
40 | 3660 |
41 | 4378 |
42 | 5170 |
43 | 6153 |
44 | 7245 |
45 | 8591 |
46 | 10087 |
47 | 11914 |
48 | 13959 |
49 | 16424 |
50 | 19196 |
51 | 22519 |
52 | 26252 |
53 | 30701 |
[0,0,1,0,1,1,2,2,4,4,7,8,12,14,21,24,34,41,55,66, 88,105,137,165,210,253,320,383,478,574,708,847, 1039,1238,1507,1794,2167,2573,3094,3660,4378,5170, 6153,7245,8591,10087,11914,13959,16424,19196, 22519,26252,30701] |