n | a(n) |
---|---|
0 | 1 |
1 | 1 |
2 | 3 |
3 | 1 |
4 | 4 |
5 | 6 |
6 | 1 |
7 | 5 |
8 | 10 |
9 | 10 |
10 | 1 |
11 | 6 |
12 | 15 |
13 | 20 |
14 | 15 |
15 | 1 |
16 | 7 |
17 | 21 |
18 | 35 |
19 | 35 |
20 | 21 |
21 | 1 |
22 | 8 |
23 | 28 |
24 | 56 |
25 | 70 |
26 | 56 |
27 | 28 |
28 | 1 |
29 | 9 |
30 | 36 |
31 | 84 |
32 | 126 |
33 | 126 |
34 | 84 |
35 | 36 |
36 | 1 |
37 | 10 |
38 | 45 |
39 | 120 |
40 | 210 |
41 | 252 |
42 | 210 |
43 | 120 |
44 | 45 |
45 | 1 |
46 | 11 |
47 | 55 |
48 | 165 |
49 | 330 |
50 | 462 |
51 | 462 |
52 | 330 |
53 | 165 |
54 | 55 |
[1,1,3,1,4,6,1,5,10,10,1,6,15,20,15,1,7,21,35,35, 21,1,8,28,56,70,56,28,1,9,36,84,126,126,84,36,1, 10,45,120,210,252,210,120,45,1,11,55,165,330,462, 462,330,165,55] |