n | a(n) |
---|---|
0 | 1 |
1 | 1 |
2 | 2 |
3 | 2 |
4 | 2 |
5 | 6 |
6 | 5 |
7 | 4 |
8 | 6 |
9 | 20 |
10 | 14 |
11 | 10 |
12 | 12 |
13 | 20 |
14 | 70 |
15 | 42 |
16 | 28 |
17 | 30 |
18 | 40 |
19 | 70 |
20 | 252 |
21 | 132 |
22 | 84 |
23 | 84 |
24 | 100 |
25 | 140 |
26 | 252 |
27 | 924 |
28 | 429 |
29 | 264 |
30 | 252 |
31 | 280 |
32 | 350 |
33 | 504 |
34 | 924 |
35 | 3432 |
36 | 1430 |
37 | 858 |
38 | 792 |
39 | 840 |
40 | 980 |
41 | 1260 |
42 | 1848 |
43 | 3432 |
44 | 12870 |
45 | 4862 |
46 | 2860 |
47 | 2574 |
48 | 2640 |
49 | 2940 |
50 | 3528 |
51 | 4620 |
52 | 6864 |
53 | 12870 |
54 | 48620 |
[1,1,2,2,2,6,5,4,6,20,14,10,12,20,70,42,28,30,40, 70,252,132,84,84,100,140,252,924,429,264,252,280, 350,504,924,3432,1430,858,792,840,980,1260,1848, 3432,12870,4862,2860,2574,2640,2940,3528,4620, 6864,12870,48620] |