n | a(n) |
---|---|
1 | 2 |
2 | 6 |
3 | 14 |
4 | 34 |
5 | 92 |
6 | 258 |
7 | 722 |
8 | 2022 |
9 | 5706 |
10 | 16232 |
11 | 46442 |
12 | 133418 |
13 | 384550 |
14 | 1111614 |
15 | 3221582 |
16 | 9357450 |
17 | 27233148 |
18 | 79394646 |
19 | 231822854 |
20 | 677835636 |
21 | 1984435484 |
22 | 5816254262 |
23 | 17064740572 |
24 | 50114985298 |
25 | 147303657830 |
26 | 433319078074 |
[2,6,14,34,92,258,722,2022,5706,16232,46442, 133418,384550,1111614,3221582,9357450,27233148, 79394646,231822854,677835636,1984435484, 5816254262,17064740572,50114985298,147303657830, 433319078074] |