n | a(n) |
---|---|
0 | 1 |
1 | 1 |
2 | 2 |
3 | 6 |
4 | 16 |
5 | 47 |
6 | 157 |
7 | 517 |
8 | 1754 |
9 | 6284 |
10 | 22342 |
11 | 82117 |
12 | 305289 |
13 | 1145162 |
14 | 4369073 |
15 | 16760959 |
16 | 64992835 |
17 | 253932749 |
18 | 998432537 |
19 | 3953538052 |
20 | 15737751848 |
21 | 62980503415 |
22 | 253282002983 |
23 | 1022864094559 |
24 | 4148173714710 |
25 | 16884795747618 |
26 | 68964936191558 |
27 | 282616900004462 |
28 | 1161546491366627 |
29 | 4787684370830771 |
[1,1,2,6,16,47,157,517,1754,6284,22342,82117, 305289,1145162,4369073,16760959,64992835, 253932749,998432537,3953538052,15737751848, 62980503415,253282002983,1022864094559, 4148173714710,16884795747618,68964936191558, 282616900004462,1161546491366627,4787684370830771] |