n | a(n) |
---|---|
0 | 1 |
1 | 1 |
2 | 3 |
3 | 3 |
4 | 10 |
5 | 10 |
6 | 35 |
7 | 35 |
8 | 126 |
9 | 126 |
10 | 462 |
11 | 462 |
12 | 1716 |
13 | 1716 |
14 | 6435 |
15 | 6435 |
16 | 24310 |
17 | 24310 |
18 | 92378 |
19 | 92378 |
20 | 352716 |
21 | 352716 |
22 | 1352078 |
23 | 1352078 |
24 | 5200300 |
25 | 5200300 |
26 | 20058300 |
27 | 20058300 |
28 | 77558760 |
29 | 77558760 |
30 | 300540195 |
31 | 300540195 |
[1,1,3,3,10,10,35,35,126,126,462,462,1716,1716, 6435,6435,24310,24310,92378,92378,352716,352716, 1352078,1352078,5200300,5200300,20058300,20058300, 77558760,77558760,300540195,300540195] |