n | a(n) |
---|---|
0 | 1 |
1 | 4 |
2 | 11 |
3 | 25 |
4 | 52 |
5 | 103 |
6 | 198 |
7 | 377 |
8 | 717 |
9 | 1366 |
10 | 2609 |
11 | 5016 |
12 | 9707 |
13 | 18882 |
14 | 36864 |
15 | 72151 |
16 | 141739 |
17 | 279335 |
18 | 551783 |
19 | 1091651 |
20 | 2161875 |
21 | 4284004 |
22 | 8501136 |
23 | 16890969 |
24 | 33591903 |
25 | 66847031 |
26 | 133075695 |
27 | 264984011 |
[1,4,11,25,52,103,198,377,717,1366,2609,5016,9707, 18882,36864,72151,141739,279335,551783,1091651, 2161875,4284004,8501136,16890969,33591903, 66847031,133075695,264984011] |