n | a(n) |
---|---|
0 | 1 |
1 | 2 |
2 | 1 |
3 | 6 |
4 | 6 |
5 | 1 |
6 | 20 |
7 | 30 |
8 | 12 |
9 | 1 |
10 | 70 |
11 | 140 |
12 | 90 |
13 | 20 |
14 | 1 |
15 | 252 |
16 | 630 |
17 | 560 |
18 | 210 |
19 | 30 |
20 | 1 |
21 | 924 |
22 | 2772 |
23 | 3150 |
24 | 1680 |
25 | 420 |
26 | 42 |
27 | 1 |
28 | 3432 |
29 | 12012 |
30 | 16632 |
31 | 11550 |
32 | 4200 |
33 | 756 |
34 | 56 |
35 | 1 |
36 | 12870 |
37 | 51480 |
38 | 84084 |
39 | 72072 |
40 | 34650 |
41 | 9240 |
42 | 1260 |
43 | 72 |
44 | 1 |
45 | 48620 |
46 | 218790 |
47 | 411840 |
48 | 420420 |
49 | 252252 |
[1,2,1,6,6,1,20,30,12,1,70,140,90,20,1,252,630, 560,210,30,1,924,2772,3150,1680,420,42,1,3432, 12012,16632,11550,4200,756,56,1,12870,51480,84084, 72072,34650,9240,1260,72,1,48620,218790,411840, 420420,252252] |