n | a(n) |
---|---|
1 | 0 |
2 | 0 |
3 | 0 |
4 | 0 |
5 | 1 |
6 | 4 |
7 | 11 |
8 | 26 |
9 | 57 |
10 | 118 |
11 | 235 |
12 | 454 |
13 | 857 |
14 | 1588 |
15 | 2899 |
16 | 5228 |
17 | 9333 |
18 | 16520 |
19 | 29031 |
20 | 50702 |
21 | 88077 |
22 | 152290 |
23 | 262239 |
24 | 449930 |
25 | 769461 |
26 | 1312104 |
27 | 2231591 |
28 | 3786456 |
29 | 6410857 |
30 | 10832908 |
31 | 18272195 |
32 | 30769154 |
33 | 51733857 |
34 | 86859598 |
35 | 145642579 |
36 | 243907918 |
37 | 408005393 |
38 | 681773980 |
39 | 1138094971 |
40 | 1898045252 |
41 | 3162632157 |
42 | 5265345680 |
[0,0,0,0,1,4,11,26,57,118,235,454,857,1588,2899, 5228,9333,16520,29031,50702,88077,152290,262239, 449930,769461,1312104,2231591,3786456,6410857, 10832908,18272195,30769154,51733857,86859598, 145642579,243907918,408005393,681773980, 1138094971,1898045252,3162632157,5265345680] |