n | a(n) |
---|---|
0 | 0 |
1 | 1 |
2 | 3 |
3 | 6 |
4 | 16 |
5 | 43 |
6 | 107 |
7 | 271 |
8 | 695 |
9 | 1769 |
10 | 4499 |
11 | 11464 |
12 | 29202 |
13 | 74360 |
14 | 189382 |
15 | 482339 |
16 | 1228417 |
17 | 3128538 |
18 | 7967848 |
19 | 20292665 |
20 | 51681683 |
21 | 131623881 |
22 | 335222157 |
23 | 853749843 |
24 | 2174345679 |
25 | 5537663440 |
26 | 14103422412 |
27 | 35918853816 |
28 | 91478793556 |
29 | 232979863477 |
30 | 593357374127 |
[0,1,3,6,16,43,107,271,695,1769,4499,11464,29202, 74360,189382,482339,1228417,3128538,7967848, 20292665,51681683,131623881,335222157,853749843, 2174345679,5537663440,14103422412,35918853816, 91478793556,232979863477,593357374127] |