n | a(n) |
---|---|
0 | 0 |
1 | 1 |
2 | 1 |
3 | 0 |
4 | 1 |
5 | 1 |
6 | 2 |
7 | 2 |
8 | 4 |
9 | 5 |
10 | 10 |
11 | 14 |
12 | 26 |
13 | 42 |
14 | 78 |
15 | 132 |
16 | 249 |
17 | 445 |
18 | 842 |
19 | 1561 |
20 | 2988 |
21 | 5671 |
22 | 10981 |
23 | 21209 |
24 | 41472 |
25 | 81181 |
26 | 160176 |
27 | 316749 |
28 | 629933 |
29 | 1256070 |
30 | 2515169 |
31 | 5049816 |
32 | 10172638 |
33 | 20543579 |
34 | 41602425 |
35 | 84440886 |
36 | 171794492 |
37 | 350238175 |
38 | 715497037 |
39 | 1464407113 |
[0,1,1,0,1,1,2,2,4,5,10,14,26,42,78,132,249,445, 842,1561,2988,5671,10981,21209,41472,81181,160176, 316749,629933,1256070,2515169,5049816,10172638, 20543579,41602425,84440886,171794492,350238175, 715497037,1464407113] |