n | a(n) |
---|---|
0 | 1 |
1 | 2 |
2 | 6 |
3 | 1 |
4 | 30 |
5 | 3 |
6 | 42 |
7 | 1 |
8 | 90 |
9 | 5 |
10 | 22 |
11 | 1 |
12 | 2730 |
13 | 35 |
14 | 90 |
15 | 3 |
16 | 1530 |
17 | 45 |
18 | 3990 |
19 | 35 |
20 | 6930 |
21 | 33 |
22 | 2070 |
23 | 45 |
24 | 40950 |
25 | 91 |
26 | 378 |
27 | 7 |
28 | 870 |
29 | 15 |
30 | 4774 |
31 | 77 |
32 | 13090 |
33 | 595 |
34 | 210 |
35 | 3 |
36 | 383838 |
37 | 1729 |
38 | 126 |
39 | 21 |
40 | 284130 |
41 | 693 |
42 | 297990 |
43 | 55 |
44 | 217350 |
45 | 2415 |
46 | 29610 |
47 | 315 |
48 | 4873050 |
49 | 16575 |
50 | 131274 |
51 | 1287 |
52 | 157410 |
53 | 1485 |
[1,2,6,1,30,3,42,1,90,5,22,1,2730,35,90,3,1530,45, 3990,35,6930,33,2070,45,40950,91,378,7,870,15, 4774,77,13090,595,210,3,383838,1729,126,21,284130, 693,297990,55,217350,2415,29610,315,4873050,16575, 131274,1287,157410,1485] |