n | a(n) |
---|---|
0 | 1 |
1 | 3 |
2 | 7 |
3 | 16 |
4 | 35 |
5 | 75 |
6 | 158 |
7 | 329 |
8 | 679 |
9 | 1392 |
10 | 2839 |
11 | 5767 |
12 | 11678 |
13 | 23589 |
14 | 47555 |
15 | 95720 |
16 | 192427 |
17 | 386451 |
18 | 775486 |
19 | 1555153 |
20 | 3117071 |
21 | 6245088 |
22 | 12507887 |
23 | 25044431 |
24 | 50135230 |
25 | 100345485 |
26 | 200812363 |
27 | 401821144 |
28 | 803960099 |
29 | 1608434427 |
30 | 3217700894 |
31 | 6436748057 |
[1,3,7,16,35,75,158,329,679,1392,2839,5767,11678, 23589,47555,95720,192427,386451,775486,1555153, 3117071,6245088,12507887,25044431,50135230, 100345485,200812363,401821144,803960099, 1608434427,3217700894,6436748057] |