n | a(n) |
---|---|
1 | 1 |
2 | 0 |
3 | 1 |
4 | 0 |
5 | 1 |
6 | 2 |
7 | 0 |
8 | 2 |
9 | 3 |
10 | 5 |
11 | 0 |
12 | 5 |
13 | 8 |
14 | 12 |
15 | 15 |
16 | 0 |
17 | 15 |
18 | 27 |
19 | 39 |
20 | 48 |
21 | 55 |
22 | 0 |
23 | 55 |
24 | 103 |
25 | 152 |
26 | 190 |
27 | 221 |
28 | 239 |
29 | 0 |
30 | 239 |
31 | 460 |
32 | 680 |
33 | 871 |
34 | 1025 |
35 | 1137 |
36 | 1199 |
37 | 0 |
38 | 1199 |
39 | 2336 |
40 | 3471 |
41 | 4493 |
42 | 5374 |
43 | 6062 |
44 | 6553 |
45 | 6810 |
46 | 0 |
47 | 6810 |
48 | 13363 |
49 | 19903 |
50 | 25958 |
51 | 31351 |
52 | 35884 |
53 | 39399 |
54 | 41847 |
55 | 43108 |
56 | 0 |
[1,0,1,0,1,2,0,2,3,5,0,5,8,12,15,0,15,27,39,48,55, 0,55,103,152,190,221,239,0,239,460,680,871,1025, 1137,1199,0,1199,2336,3471,4493,5374,6062,6553, 6810,0,6810,13363,19903,25958,31351,35884,39399, 41847,43108,0] |