n | a(n) |
---|---|
1 | 0 |
2 | 0 |
3 | 0 |
4 | 0 |
5 | 0 |
6 | 0 |
7 | 1 |
8 | 0 |
9 | 3 |
10 | 0 |
11 | 6 |
12 | 0 |
13 | 10 |
14 | 1 |
15 | 15 |
16 | 4 |
17 | 21 |
18 | 10 |
19 | 28 |
20 | 20 |
21 | 37 |
22 | 35 |
23 | 50 |
24 | 56 |
25 | 70 |
26 | 84 |
27 | 101 |
28 | 121 |
29 | 148 |
30 | 171 |
31 | 217 |
32 | 241 |
33 | 315 |
34 | 342 |
35 | 451 |
36 | 490 |
37 | 638 |
38 | 707 |
39 | 896 |
40 | 1022 |
41 | 1256 |
42 | 1473 |
43 | 1765 |
44 | 2111 |
45 | 2492 |
46 | 3007 |
47 | 3535 |
48 | 4263 |
49 | 5030 |
50 | 6028 |
51 | 7164 |
52 | 8520 |
53 | 10195 |
[0,0,0,0,0,0,1,0,3,0,6,0,10,1,15,4,21,10,28,20,37, 35,50,56,70,84,101,121,148,171,217,241,315,342, 451,490,638,707,896,1022,1256,1473,1765,2111,2492, 3007,3535,4263,5030,6028,7164,8520,10195] |