n | a(n) |
---|---|
0 | 1 |
1 | 1 |
2 | 5 |
3 | 6 |
4 | 20 |
5 | 27 |
6 | 75 |
7 | 110 |
8 | 275 |
9 | 429 |
10 | 1001 |
11 | 1637 |
12 | 3639 |
13 | 6172 |
14 | 13243 |
15 | 23104 |
16 | 48280 |
17 | 86090 |
18 | 176341 |
19 | 319792 |
20 | 645150 |
21 | 1185305 |
22 | 2363596 |
23 | 4386331 |
24 | 8669142 |
25 | 16212913 |
26 | 31825005 |
27 | 59873834 |
28 | 116914020 |
29 | 220964744 |
30 | 429737220 |
31 | 815057639 |
32 | 1580244061 |
[1,1,5,6,20,27,75,110,275,429,1001,1637,3639,6172, 13243,23104,48280,86090,176341,319792,645150, 1185305,2363596,4386331,8669142,16212913,31825005, 59873834,116914020,220964744,429737220,815057639, 1580244061] |