n | a(n) |
---|---|
1 | 0 |
2 | 0 |
3 | 0 |
4 | 0 |
5 | 0 |
6 | 0 |
7 | 1 |
8 | 1 |
9 | 2 |
10 | 2 |
11 | 4 |
12 | 5 |
13 | 7 |
14 | 9 |
15 | 14 |
16 | 17 |
17 | 23 |
18 | 28 |
19 | 37 |
20 | 44 |
21 | 56 |
22 | 66 |
23 | 83 |
24 | 98 |
25 | 119 |
26 | 139 |
27 | 168 |
28 | 194 |
29 | 229 |
30 | 263 |
31 | 309 |
32 | 352 |
33 | 408 |
34 | 462 |
35 | 532 |
36 | 600 |
37 | 683 |
38 | 766 |
39 | 869 |
40 | 969 |
41 | 1090 |
42 | 1211 |
43 | 1356 |
44 | 1500 |
45 | 1670 |
46 | 1840 |
47 | 2041 |
48 | 2242 |
49 | 2473 |
50 | 2707 |
51 | 2978 |
52 | 3249 |
[0,0,0,0,0,0,1,1,2,2,4,5,7,9,14,17,23,28,37,44,56, 66,83,98,119,139,168,194,229,263,309,352,408,462, 532,600,683,766,869,969,1090,1211,1356,1500,1670, 1840,2041,2242,2473,2707,2978,3249] |