n | a(n) |
---|---|
0 | 3 |
1 | 6 |
2 | 14 |
3 | 36 |
4 | 98 |
5 | 276 |
6 | 794 |
7 | 2316 |
8 | 6818 |
9 | 20196 |
10 | 60074 |
11 | 179196 |
12 | 535538 |
13 | 1602516 |
14 | 4799354 |
15 | 14381676 |
16 | 43112258 |
17 | 129271236 |
18 | 387682634 |
19 | 1162785756 |
20 | 3487832978 |
21 | 10462450356 |
22 | 31385253914 |
23 | 94151567436 |
24 | 282446313698 |
25 | 847322163876 |
[3,6,14,36,98,276,794,2316,6818,20196,60074, 179196,535538,1602516,4799354,14381676,43112258, 129271236,387682634,1162785756,3487832978, 10462450356,31385253914,94151567436,282446313698, 847322163876] |