n | a(n) |
---|---|
2 | 1 |
3 | 1 |
4 | 2 |
5 | 5 |
6 | 5 |
7 | 7 |
8 | 28 |
9 | 42 |
10 | 42 |
11 | 165 |
12 | 132 |
13 | 429 |
14 | 1001 |
15 | 1001 |
16 | 1430 |
17 | 6188 |
18 | 4862 |
19 | 25194 |
20 | 41990 |
21 | 58786 |
22 | 58786 |
23 | 245157 |
24 | 653752 |
25 | 742900 |
26 | 1931540 |
27 | 4345965 |
28 | 2674440 |
29 | 17298645 |
30 | 9694845 |
31 | 29464725 |
32 | 94287120 |
33 | 129644790 |
34 | 927983760 |
35 | 811985790 |
36 | 477638700 |
[1,1,2,5,5,7,28,42,42,165,132,429,1001,1001,1430, 6188,4862,25194,41990,58786,58786,245157,653752, 742900,1931540,4345965,2674440,17298645,9694845, 29464725,94287120,129644790,927983760,811985790, 477638700] |