n | a(n) |
---|---|
0 | 0 |
1 | 1 |
2 | 1 |
3 | 3 |
4 | 4 |
5 | 9 |
6 | 14 |
7 | 29 |
8 | 49 |
9 | 99 |
10 | 175 |
11 | 351 |
12 | 637 |
13 | 1275 |
14 | 2353 |
15 | 4707 |
16 | 8788 |
17 | 17577 |
18 | 33098 |
19 | 66197 |
20 | 125476 |
21 | 250953 |
22 | 478192 |
23 | 956385 |
24 | 1830270 |
25 | 3660541 |
26 | 7030570 |
27 | 14061141 |
28 | 27088870 |
29 | 54177741 |
30 | 104647630 |
[0,1,1,3,4,9,14,29,49,99,175,351,637,1275,2353, 4707,8788,17577,33098,66197,125476,250953,478192, 956385,1830270,3660541,7030570,14061141,27088870, 54177741,104647630] |