n | a(n) |
---|---|
10 | 1 |
11 | 10 |
12 | 55 |
13 | 220 |
14 | 715 |
15 | 2002 |
16 | 5005 |
17 | 11440 |
18 | 24310 |
19 | 48620 |
20 | 92377 |
21 | 167960 |
22 | 293920 |
23 | 497420 |
24 | 817135 |
25 | 1307504 |
26 | 2042755 |
27 | 3124550 |
28 | 4686110 |
29 | 6906900 |
30 | 10013002 |
31 | 14307150 |
32 | 20155070 |
33 | 28048790 |
34 | 38555660 |
35 | 52451256 |
36 | 70583095 |
37 | 94143280 |
38 | 124355000 |
[1,10,55,220,715,2002,5005,11440,24310,48620, 92377,167960,293920,497420,817135,1307504,2042755, 3124550,4686110,6906900,10013002,14307150, 20155070,28048790,38555660,52451256,70583095, 94143280,124355000] |