n | a(n) |
---|---|
0 | 1 |
1 | 1 |
2 | 2 |
3 | 4 |
4 | 7 |
5 | 12 |
6 | 22 |
7 | 41 |
8 | 72 |
9 | 137 |
10 | 254 |
11 | 476 |
12 | 901 |
13 | 1716 |
14 | 3274 |
15 | 6286 |
16 | 12090 |
17 | 23331 |
18 | 45140 |
19 | 87511 |
20 | 169972 |
21 | 330752 |
22 | 644499 |
23 | 1257523 |
24 | 2456736 |
25 | 4804666 |
26 | 9405749 |
27 | 18429828 |
28 | 36141339 |
29 | 70928099 |
30 | 139295793 |
31 | 273741700 |
32 | 538277486 |
33 | 1059051586 |
34 | 2084763319 |
35 | 4105924366 |
[1,1,2,4,7,12,22,41,72,137,254,476,901,1716,3274, 6286,12090,23331,45140,87511,169972,330752,644499, 1257523,2456736,4804666,9405749,18429828,36141339, 70928099,139295793,273741700,538277486,1059051586, 2084763319,4105924366] |