n | a(n) |
---|---|
0 | 1 |
1 | 1 |
2 | 1 |
3 | 1 |
4 | 1 |
5 | 4 |
6 | 1 |
7 | 10 |
8 | 5 |
9 | 1 |
10 | 20 |
11 | 40 |
12 | 1 |
13 | 35 |
14 | 175 |
15 | 61 |
16 | 1 |
17 | 56 |
18 | 560 |
19 | 768 |
20 | 1 |
21 | 84 |
22 | 1470 |
23 | 4996 |
24 | 1385 |
25 | 1 |
26 | 120 |
27 | 3360 |
28 | 22720 |
29 | 24320 |
30 | 1 |
31 | 165 |
32 | 6930 |
33 | 81730 |
34 | 214445 |
35 | 50521 |
36 | 1 |
37 | 220 |
38 | 13200 |
39 | 248512 |
40 | 1288320 |
41 | 1152512 |
42 | 1 |
43 | 286 |
44 | 23595 |
45 | 665236 |
46 | 5986695 |
47 | 12989678 |
48 | 2702765 |
49 | 1 |
50 | 364 |
51 | 40040 |
52 | 1610752 |
53 | 23063040 |
54 | 98169344 |
55 | 76477440 |
[1,1,1,1,1,4,1,10,5,1,20,40,1,35,175,61,1,56,560, 768,1,84,1470,4996,1385,1,120,3360,22720,24320,1, 165,6930,81730,214445,50521,1,220,13200,248512, 1288320,1152512,1,286,23595,665236,5986695, 12989678,2702765,1,364,40040,1610752,23063040, 98169344,76477440] |