n | a(n) |
---|---|
0 | 1 |
1 | 3 |
2 | 12 |
3 | 44 |
4 | 166 |
5 | 626 |
6 | 2377 |
7 | 9063 |
8 | 34695 |
9 | 133265 |
10 | 513381 |
11 | 1982763 |
12 | 7674937 |
13 | 29767223 |
14 | 115655452 |
15 | 450067268 |
16 | 1753894162 |
17 | 6843602438 |
18 | 26734398172 |
19 | 104548010228 |
20 | 409243597192 |
21 | 1603372802888 |
22 | 6286998311062 |
23 | 24670701224714 |
24 | 96877958811586 |
25 | 380673221064366 |
[1,3,12,44,166,626,2377,9063,34695,133265,513381, 1982763,7674937,29767223,115655452,450067268, 1753894162,6843602438,26734398172,104548010228, 409243597192,1603372802888,6286998311062, 24670701224714,96877958811586,380673221064366] |