n | a(n) |
---|---|
0 | 1 |
1 | 3 |
2 | 11 |
3 | 29 |
4 | 109 |
5 | 287 |
6 | 1079 |
7 | 2841 |
8 | 10681 |
9 | 28123 |
10 | 105731 |
11 | 278389 |
12 | 1046629 |
13 | 2755767 |
14 | 10360559 |
15 | 27279281 |
16 | 102558961 |
17 | 270037043 |
18 | 1015229051 |
19 | 2673091149 |
20 | 10049731549 |
21 | 26460874447 |
22 | 99482086439 |
23 | 261935653321 |
24 | 984771132841 |
25 | 2592895658763 |
26 | 9748229241971 |
[1,3,11,29,109,287,1079,2841,10681,28123,105731, 278389,1046629,2755767,10360559,27279281, 102558961,270037043,1015229051,2673091149, 10049731549,26460874447,99482086439,261935653321, 984771132841,2592895658763,9748229241971] |