n | a(n) |
---|---|
0 | 1 |
1 | 8 |
2 | 47 |
3 | 238 |
4 | 1101 |
5 | 4788 |
6 | 19899 |
7 | 79866 |
8 | 311769 |
9 | 1189728 |
10 | 4454919 |
11 | 16415622 |
12 | 59659173 |
13 | 214229772 |
14 | 761200659 |
15 | 2679525522 |
16 | 9353893041 |
17 | 32409397944 |
18 | 111534054111 |
19 | 381480041502 |
20 | 1297471217661 |
21 | 4390248981348 |
22 | 14785128121707 |
[1,8,47,238,1101,4788,19899,79866,311769,1189728, 4454919,16415622,59659173,214229772,761200659, 2679525522,9353893041,32409397944,111534054111, 381480041502,1297471217661,4390248981348, 14785128121707] |