n | a(n) |
---|---|
1 | 3 |
2 | 9 |
3 | 27 |
4 | 79 |
5 | 229 |
6 | 659 |
7 | 1889 |
8 | 5401 |
9 | 15419 |
10 | 43977 |
11 | 125355 |
12 | 357191 |
13 | 1017565 |
14 | 2898435 |
15 | 8255201 |
16 | 23510865 |
17 | 66956883 |
18 | 190683433 |
19 | 543031707 |
20 | 1546443295 |
21 | 4403932917 |
22 | 12541401683 |
23 | 35714999425 |
24 | 101707905961 |
25 | 289639951179 |
26 | 824825396777 |
[3,9,27,79,229,659,1889,5401,15419,43977,125355, 357191,1017565,2898435,8255201,23510865,66956883, 190683433,543031707,1546443295,4403932917, 12541401683,35714999425,101707905961,289639951179, 824825396777] |