n | a(n) |
---|---|
0 | 1 |
1 | 1 |
2 | 2 |
3 | 4 |
4 | 7 |
5 | 14 |
6 | 26 |
7 | 51 |
8 | 97 |
9 | 189 |
10 | 365 |
11 | 709 |
12 | 1383 |
13 | 2683 |
14 | 5270 |
15 | 10220 |
16 | 20175 |
17 | 39130 |
18 | 77533 |
19 | 150438 |
20 | 298925 |
21 | 580328 |
22 | 1155661 |
23 | 2245004 |
24 | 4478413 |
25 | 8705686 |
26 | 17390359 |
27 | 33828704 |
28 | 67650909 |
29 | 131901368 |
30 | 263589730 |
31 | 515037942 |
32 | 1028483089 |
[1,1,2,4,7,14,26,51,97,189,365,709,1383,2683,5270, 10220,20175,39130,77533,150438,298925,580328, 1155661,2245004,4478413,8705686,17390359,33828704, 67650909,131901368,263589730,515037942,1028483089] |