n | a(n) |
---|---|
0 | 0 |
1 | 1 |
2 | 1 |
3 | 4 |
4 | 8 |
5 | 18 |
6 | 36 |
7 | 71 |
8 | 135 |
9 | 252 |
10 | 462 |
11 | 836 |
12 | 1496 |
13 | 2653 |
14 | 4669 |
15 | 8164 |
16 | 14196 |
17 | 24566 |
18 | 42332 |
19 | 72675 |
20 | 124355 |
21 | 212156 |
22 | 360986 |
23 | 612744 |
24 | 1037808 |
25 | 1754233 |
26 | 2959801 |
27 | 4985476 |
28 | 8384480 |
29 | 14080602 |
30 | 23614932 |
31 | 39556031 |
32 | 66181311 |
33 | 110608188 |
34 | 184670694 |
[0,1,1,4,8,18,36,71,135,252,462,836,1496,2653, 4669,8164,14196,24566,42332,72675,124355,212156, 360986,612744,1037808,1754233,2959801,4985476, 8384480,14080602,23614932,39556031,66181311, 110608188,184670694] |