n | a(n) |
---|---|
0 | 1 |
1 | 2 |
2 | 5 |
3 | 16 |
4 | 55 |
5 | 188 |
6 | 674 |
7 | 2471 |
8 | 9067 |
9 | 33926 |
10 | 128156 |
11 | 484224 |
12 | 1847218 |
13 | 7084777 |
14 | 27186054 |
15 | 104885416 |
16 | 405958461 |
17 | 1572023508 |
18 | 6108058902 |
19 | 23783305717 |
20 | 92648913045 |
21 | 361724652715 |
22 | 1414358846767 |
23 | 5532545855330 |
24 | 21675406458263 |
25 | 85011660185348 |
26 | 333545750611017 |
27 | 1310157468147696 |
28 | 5150459680441075 |
[1,2,5,16,55,188,674,2471,9067,33926,128156, 484224,1847218,7084777,27186054,104885416, 405958461,1572023508,6108058902,23783305717, 92648913045,361724652715,1414358846767, 5532545855330,21675406458263,85011660185348, 333545750611017,1310157468147696,5150459680441075] |