n | a(n) |
---|---|
0 | 1 |
1 | 1 |
2 | 0 |
3 | 0 |
4 | 1 |
5 | 2 |
6 | 2 |
7 | 2 |
8 | 4 |
9 | 7 |
10 | 9 |
11 | 12 |
12 | 20 |
13 | 32 |
14 | 45 |
15 | 66 |
16 | 105 |
17 | 164 |
18 | 246 |
19 | 372 |
20 | 582 |
21 | 909 |
22 | 1393 |
23 | 2146 |
24 | 3355 |
25 | 5240 |
26 | 8132 |
27 | 12660 |
28 | 19825 |
29 | 31051 |
30 | 48554 |
31 | 76038 |
32 | 119409 |
33 | 187635 |
34 | 294760 |
35 | 463520 |
36 | 729980 |
37 | 1150296 |
38 | 1813100 |
39 | 2859948 |
40 | 4515225 |
41 | 7132412 |
[1,1,0,0,1,2,2,2,4,7,9,12,20,32,45,66,105,164,246, 372,582,909,1393,2146,3355,5240,8132,12660,19825, 31051,48554,76038,119409,187635,294760,463520, 729980,1150296,1813100,2859948,4515225,7132412] |