n | a(n) |
---|---|
0 | 1 |
1 | 1 |
2 | 1 |
3 | 1 |
4 | 2 |
5 | 8 |
6 | 1 |
7 | 3 |
8 | 15 |
9 | 51 |
10 | 1 |
11 | 4 |
12 | 24 |
13 | 120 |
14 | 408 |
15 | 1 |
16 | 5 |
17 | 35 |
18 | 225 |
19 | 1215 |
20 | 4365 |
21 | 1 |
22 | 6 |
23 | 48 |
24 | 372 |
25 | 2628 |
26 | 15084 |
27 | 53856 |
28 | 1 |
29 | 7 |
30 | 63 |
31 | 567 |
32 | 4851 |
33 | 36603 |
34 | 216405 |
35 | 777609 |
36 | 1 |
37 | 8 |
38 | 80 |
39 | 816 |
40 | 8112 |
41 | 74352 |
42 | 585792 |
43 | 3558672 |
44 | 12810240 |
45 | 1 |
46 | 9 |
47 | 99 |
48 | 1125 |
49 | 12663 |
50 | 135081 |
51 | 1301157 |
52 | 10623231 |
53 | 65821329 |
54 | 237788055 |
[1,1,1,1,2,8,1,3,15,51,1,4,24,120,408,1,5,35,225, 1215,4365,1,6,48,372,2628,15084,53856,1,7,63,567, 4851,36603,216405,777609,1,8,80,816,8112,74352, 585792,3558672,12810240,1,9,99,1125,12663,135081, 1301157,10623231,65821329,237788055] |