n | a(n) |
---|---|
0 | 0 |
1 | 1 |
2 | 2 |
3 | 5 |
4 | 9 |
5 | 18 |
6 | 35 |
7 | 71 |
8 | 144 |
9 | 294 |
10 | 601 |
11 | 1231 |
12 | 2526 |
13 | 5191 |
14 | 10672 |
15 | 21950 |
16 | 45159 |
17 | 92920 |
18 | 191214 |
19 | 393512 |
20 | 809864 |
21 | 1666775 |
22 | 3430425 |
23 | 7060297 |
24 | 14531166 |
25 | 29907455 |
26 | 61554442 |
27 | 126689294 |
28 | 260747884 |
29 | 536663296 |
30 | 1104544280 |
31 | 2273340315 |
[0,1,2,5,9,18,35,71,144,294,601,1231,2526,5191, 10672,21950,45159,92920,191214,393512,809864, 1666775,3430425,7060297,14531166,29907455, 61554442,126689294,260747884,536663296,1104544280, 2273340315] |