n | a(n) |
---|---|
1 | 0 |
2 | 0 |
3 | 0 |
4 | 1 |
5 | 2 |
6 | 7 |
7 | 14 |
8 | 34 |
9 | 71 |
10 | 152 |
11 | 325 |
12 | 669 |
13 | 1405 |
14 | 2866 |
15 | 5931 |
16 | 12139 |
17 | 24782 |
18 | 50444 |
19 | 102458 |
20 | 207945 |
21 | 420511 |
22 | 850518 |
23 | 1716168 |
24 | 3460304 |
25 | 6968639 |
26 | 14022029 |
27 | 28189833 |
28 | 56631732 |
29 | 113697179 |
30 | 228115641 |
31 | 457456902 |
32 | 916899721 |
33 | 1836996851 |
34 | 3678943569 |
35 | 7365141297 |
36 | 14740076678 |
37 | 29490954290 |
[0,0,0,1,2,7,14,34,71,152,325,669,1405,2866,5931, 12139,24782,50444,102458,207945,420511,850518, 1716168,3460304,6968639,14022029,28189833, 56631732,113697179,228115641,457456902,916899721, 1836996851,3678943569,7365141297,14740076678, 29490954290] |