n | a(n) |
---|---|
0 | 1 |
1 | 0 |
2 | 1 |
3 | 0 |
4 | 1 |
5 | 1 |
6 | 2 |
7 | 3 |
8 | 5 |
9 | 9 |
10 | 15 |
11 | 27 |
12 | 47 |
13 | 87 |
14 | 155 |
15 | 288 |
16 | 524 |
17 | 983 |
18 | 1813 |
19 | 3434 |
20 | 6396 |
21 | 12174 |
22 | 22891 |
23 | 43810 |
24 | 82925 |
25 | 159432 |
26 | 303559 |
27 | 585966 |
28 | 1121446 |
29 | 2171341 |
30 | 4172932 |
31 | 8106485 |
32 | 15635332 |
33 | 30445899 |
34 | 58925280 |
35 | 115014681 |
36 | 223210718 |
37 | 436603718 |
38 | 849480835 |
39 | 1664740873 |
[1,0,1,0,1,1,2,3,5,9,15,27,47,87,155,288,524,983, 1813,3434,6396,12174,22891,43810,82925,159432, 303559,585966,1121446,2171341,4172932,8106485, 15635332,30445899,58925280,115014681,223210718, 436603718,849480835,1664740873] |