n | a(n) |
---|---|
0 | 1 |
1 | 1 |
2 | 1 |
3 | 1 |
4 | 1 |
5 | 1 |
6 | 1 |
7 | 1 |
8 | 1 |
9 | 1 |
10 | 10 |
11 | 55 |
12 | 220 |
13 | 715 |
14 | 2002 |
15 | 5005 |
16 | 11440 |
17 | 24310 |
18 | 48620 |
19 | 92378 |
20 | 190 |
21 | 1330 |
22 | 7315 |
23 | 33649 |
24 | 134596 |
25 | 480700 |
26 | 1562275 |
27 | 4686825 |
28 | 13123110 |
29 | 34597290 |
30 | 4060 |
31 | 31465 |
32 | 201376 |
33 | 1107568 |
34 | 5379616 |
35 | 23535820 |
36 | 94143280 |
37 | 348330136 |
38 | 1203322288 |
[1,1,1,1,1,1,1,1,1,1,10,55,220,715,2002,5005, 11440,24310,48620,92378,190,1330,7315,33649, 134596,480700,1562275,4686825,13123110,34597290, 4060,31465,201376,1107568,5379616,23535820, 94143280,348330136,1203322288] |