n | a(n) |
---|---|
1 | 1 |
2 | 3 |
3 | 8 |
4 | 23 |
5 | 66 |
6 | 192 |
7 | 575 |
8 | 1739 |
9 | 5307 |
10 | 16304 |
11 | 50381 |
12 | 156408 |
13 | 487398 |
14 | 1523663 |
15 | 4776107 |
16 | 15006513 |
17 | 47247134 |
18 | 149023605 |
19 | 470794024 |
20 | 1489462276 |
21 | 4718330397 |
22 | 14964219411 |
23 | 47509518289 |
24 | 150982994162 |
25 | 480243297965 |
26 | 1528796563830 |
27 | 4870415108094 |
[1,3,8,23,66,192,575,1739,5307,16304,50381,156408, 487398,1523663,4776107,15006513,47247134, 149023605,470794024,1489462276,4718330397, 14964219411,47509518289,150982994162,480243297965, 1528796563830,4870415108094] |