n | a(n) |
---|---|
0 | 1 |
1 | 0 |
2 | 0 |
3 | 1 |
4 | 1 |
5 | 2 |
6 | 4 |
7 | 6 |
8 | 11 |
9 | 19 |
10 | 33 |
11 | 57 |
12 | 99 |
13 | 172 |
14 | 298 |
15 | 518 |
16 | 898 |
17 | 1559 |
18 | 2706 |
19 | 4696 |
20 | 8151 |
21 | 14147 |
22 | 24554 |
23 | 42617 |
24 | 73969 |
25 | 128384 |
26 | 222831 |
27 | 386759 |
28 | 671282 |
29 | 1165118 |
30 | 2022251 |
31 | 3509944 |
32 | 6092077 |
33 | 10573790 |
34 | 18352530 |
35 | 31853801 |
36 | 55287454 |
37 | 95960372 |
38 | 166554844 |
39 | 289083043 |
[1,0,0,1,1,2,4,6,11,19,33,57,99,172,298,518,898, 1559,2706,4696,8151,14147,24554,42617,73969, 128384,222831,386759,671282,1165118,2022251, 3509944,6092077,10573790,18352530,31853801, 55287454,95960372,166554844,289083043] |