n | a(n) |
---|---|
1 | 2 |
2 | 12 |
3 | 32 |
4 | 108 |
5 | 342 |
6 | 1104 |
7 | 3544 |
8 | 11396 |
9 | 36626 |
10 | 117732 |
11 | 378424 |
12 | 1216380 |
13 | 3909830 |
14 | 12567448 |
15 | 40395792 |
16 | 129844996 |
17 | 417363330 |
18 | 1341539196 |
19 | 4312135920 |
20 | 13860583628 |
21 | 44552347606 |
22 | 143205490528 |
23 | 460308235560 |
24 | 1479577849604 |
25 | 4755836293842 |
26 | 15286778495572 |
[2,12,32,108,342,1104,3544,11396,36626,117732, 378424,1216380,3909830,12567448,40395792, 129844996,417363330,1341539196,4312135920, 13860583628,44552347606,143205490528,460308235560, 1479577849604,4755836293842,15286778495572] |