n | a(n) |
---|---|
0 | 0 |
1 | 0 |
2 | 1 |
3 | 2 |
4 | 4 |
5 | 7 |
6 | 12 |
7 | 21 |
8 | 38 |
9 | 69 |
10 | 126 |
11 | 234 |
12 | 437 |
13 | 825 |
14 | 1565 |
15 | 2982 |
16 | 5710 |
17 | 10967 |
18 | 21138 |
19 | 40842 |
20 | 79099 |
21 | 153510 |
22 | 298435 |
23 | 581095 |
24 | 1133110 |
25 | 2212231 |
26 | 4324045 |
27 | 8460649 |
28 | 16570079 |
29 | 32480219 |
30 | 63717408 |
31 | 125088092 |
32 | 245735287 |
33 | 483050536 |
34 | 950104880 |
[0,0,1,2,4,7,12,21,38,69,126,234,437,825,1565, 2982,5710,10967,21138,40842,79099,153510,298435, 581095,1133110,2212231,4324045,8460649,16570079, 32480219,63717408,125088092,245735287,483050536, 950104880] |