n | a(n) |
---|---|
0 | 1 |
1 | 1 |
2 | 1 |
3 | 1 |
4 | 3 |
5 | 2 |
6 | 1 |
7 | 6 |
8 | 10 |
9 | 6 |
10 | 1 |
11 | 10 |
12 | 30 |
13 | 42 |
14 | 6 |
15 | 1 |
16 | 15 |
17 | 70 |
18 | 168 |
19 | 54 |
20 | 30 |
21 | 1 |
22 | 21 |
23 | 140 |
24 | 504 |
25 | 270 |
26 | 330 |
27 | 20 |
28 | 1 |
29 | 28 |
30 | 252 |
31 | 1260 |
32 | 990 |
33 | 1980 |
34 | 260 |
35 | 140 |
36 | 1 |
37 | 36 |
38 | 420 |
39 | 2772 |
40 | 2970 |
41 | 8580 |
42 | 1820 |
43 | 2100 |
44 | 70 |
45 | 1 |
46 | 45 |
47 | 660 |
48 | 5544 |
49 | 7722 |
50 | 30030 |
51 | 9100 |
52 | 16800 |
53 | 1190 |
54 | 630 |
[1,1,1,1,3,2,1,6,10,6,1,10,30,42,6,1,15,70,168,54, 30,1,21,140,504,270,330,20,1,28,252,1260,990,1980, 260,140,1,36,420,2772,2970,8580,1820,2100,70,1,45, 660,5544,7722,30030,9100,16800,1190,630] |