n | a(n) |
---|---|
0 | 1 |
1 | 3 |
2 | 9 |
3 | 27 |
4 | 79 |
5 | 229 |
6 | 657 |
7 | 1871 |
8 | 5295 |
9 | 14909 |
10 | 41801 |
11 | 116783 |
12 | 325287 |
13 | 903741 |
14 | 2505377 |
15 | 6932479 |
16 | 19151519 |
17 | 52833853 |
18 | 145578265 |
19 | 400705135 |
20 | 1101936119 |
21 | 3027902045 |
22 | 8314284721 |
23 | 22816209855 |
24 | 62579270191 |
25 | 171559358493 |
26 | 470132335209 |
27 | 1287861941487 |
28 | 3526800739399 |
[1,3,9,27,79,229,657,1871,5295,14909,41801,116783, 325287,903741,2505377,6932479,19151519,52833853, 145578265,400705135,1101936119,3027902045, 8314284721,22816209855,62579270191,171559358493, 470132335209,1287861941487,3526800739399] |