n | a(n) |
---|---|
3 | 1 |
4 | 1 |
5 | 3 |
6 | 5 |
7 | 11 |
8 | 19 |
9 | 43 |
10 | 75 |
11 | 155 |
12 | 287 |
13 | 567 |
14 | 1053 |
15 | 2063 |
16 | 3859 |
17 | 7455 |
18 | 14089 |
19 | 27083 |
20 | 51463 |
21 | 98855 |
22 | 188697 |
23 | 362675 |
24 | 695155 |
25 | 1338087 |
26 | 2573235 |
27 | 4962875 |
28 | 9571195 |
29 | 18496407 |
30 | 35759799 |
31 | 69240899 |
32 | 134154259 |
33 | 260235639 |
34 | 505163055 |
35 | 981575759 |
36 | 1908619755 |
37 | 3714304167 |
38 | 7233118641 |
39 | 14095779055 |
[1,1,3,5,11,19,43,75,155,287,567,1053,2063,3859, 7455,14089,27083,51463,98855,188697,362675,695155, 1338087,2573235,4962875,9571195,18496407,35759799, 69240899,134154259,260235639,505163055,981575759, 1908619755,3714304167,7233118641,14095779055] |