n | a(n) |
---|---|
0 | 1 |
1 | 1 |
2 | 2 |
3 | 5 |
4 | 14 |
5 | 42 |
6 | 131 |
7 | 417 |
8 | 1341 |
9 | 4334 |
10 | 14041 |
11 | 45542 |
12 | 147798 |
13 | 479779 |
14 | 1557649 |
15 | 5057369 |
16 | 16420730 |
17 | 53317085 |
18 | 173118414 |
19 | 562110290 |
20 | 1825158051 |
21 | 5926246929 |
22 | 19242396629 |
23 | 62479659622 |
24 | 202870165265 |
25 | 658715265222 |
26 | 2138834994142 |
27 | 6944753544643 |
28 | 22549473023585 |
[1,1,2,5,14,42,131,417,1341,4334,14041,45542, 147798,479779,1557649,5057369,16420730,53317085, 173118414,562110290,1825158051,5926246929, 19242396629,62479659622,202870165265,658715265222, 2138834994142,6944753544643,22549473023585] |