n | a(n) |
---|---|
0 | 0 |
1 | 0 |
2 | 1 |
3 | 2 |
4 | 4 |
5 | 7 |
6 | 12 |
7 | 23 |
8 | 41 |
9 | 77 |
10 | 142 |
11 | 270 |
12 | 504 |
13 | 958 |
14 | 1834 |
15 | 3505 |
16 | 6752 |
17 | 13016 |
18 | 25170 |
19 | 48775 |
20 | 94718 |
21 | 184210 |
22 | 358805 |
23 | 699919 |
24 | 1366853 |
25 | 2672452 |
26 | 5230345 |
27 | 10245791 |
28 | 20088113 |
29 | 39415538 |
30 | 77394348 |
31 | 152067981 |
32 | 298975703 |
33 | 588143637 |
34 | 1157617442 |
[0,0,1,2,4,7,12,23,41,77,142,270,504,958,1834, 3505,6752,13016,25170,48775,94718,184210,358805, 699919,1366853,2672452,5230345,10245791,20088113, 39415538,77394348,152067981,298975703,588143637, 1157617442] |