n | a(n) |
---|---|
0 | 1 |
1 | 2 |
2 | 1 |
3 | 6 |
4 | 3 |
5 | 1 |
6 | 20 |
7 | 10 |
8 | 4 |
9 | 1 |
10 | 66 |
11 | 35 |
12 | 15 |
13 | 5 |
14 | 1 |
15 | 222 |
16 | 121 |
17 | 56 |
18 | 21 |
19 | 6 |
20 | 1 |
21 | 756 |
22 | 420 |
23 | 204 |
24 | 84 |
25 | 28 |
26 | 7 |
27 | 1 |
28 | 2598 |
29 | 1464 |
30 | 736 |
31 | 323 |
32 | 120 |
33 | 36 |
34 | 8 |
35 | 1 |
36 | 8994 |
37 | 5122 |
38 | 2643 |
39 | 1215 |
40 | 487 |
41 | 165 |
42 | 45 |
43 | 9 |
44 | 1 |
45 | 31322 |
46 | 17983 |
47 | 9468 |
48 | 4510 |
49 | 1912 |
50 | 706 |
51 | 220 |
52 | 55 |
53 | 10 |
54 | 1 |
[1,2,1,6,3,1,20,10,4,1,66,35,15,5,1,222,121,56,21, 6,1,756,420,204,84,28,7,1,2598,1464,736,323,120, 36,8,1,8994,5122,2643,1215,487,165,45,9,1,31322, 17983,9468,4510,1912,706,220,55,10,1] |