n | a(n) |
---|---|
1 | 1 |
2 | 2 |
3 | 1 |
4 | 3 |
5 | 4 |
6 | 20 |
7 | 5 |
8 | 35 |
9 | 56 |
10 | 504 |
11 | 70 |
12 | 770 |
13 | 3960 |
14 | 1144 |
15 | 1001 |
16 | 45045 |
17 | 80080 |
18 | 1361360 |
19 | 204204 |
20 | 184756 |
21 | 67184 |
22 | 470288 |
23 | 323323 |
24 | 7436429 |
25 | 27457584 |
26 | 228813200 |
27 | 106234700 |
28 | 2868336900 |
29 | 356948592 |
30 | 10351509168 |
31 | 145568097675 |
32 | 45581929575 |
33 | 85801279200 |
[1,2,1,3,4,20,5,35,56,504,70,770,3960,1144,1001, 45045,80080,1361360,204204,184756,67184,470288, 323323,7436429,27457584,228813200,106234700, 2868336900,356948592,10351509168,145568097675, 45581929575,85801279200] |