n | a(n) |
---|---|
0 | 1 |
1 | 1 |
2 | 2 |
3 | 3 |
4 | 8 |
5 | 15 |
6 | 49 |
7 | 105 |
8 | 370 |
9 | 849 |
10 | 3095 |
11 | 7414 |
12 | 28588 |
13 | 71396 |
14 | 281514 |
15 | 721183 |
16 | 2905532 |
17 | 7606055 |
18 | 31290641 |
19 | 83451040 |
20 | 347766974 |
21 | 940689178 |
22 | 3969426742 |
23 | 10871603407 |
24 | 46382673907 |
25 | 128408010535 |
26 | 552374664184 |
27 | 1542959571105 |
28 | 6691007154080 |
29 | 18841696947244 |
30 | 82260632828431 |
31 | 233277631001465 |
32 | 1024405633824630 |
[1,1,2,3,8,15,49,105,370,849,3095,7414,28588, 71396,281514,721183,2905532,7606055,31290641, 83451040,347766974,940689178,3969426742, 10871603407,46382673907,128408010535,552374664184, 1542959571105,6691007154080,18841696947244, 82260632828431,233277631001465,1024405633824630] |