n | a(n) |
---|---|
1 | 0 |
2 | 5 |
3 | 13 |
4 | 59 |
5 | 346 |
6 | 2197 |
7 | 13350 |
8 | 84657 |
9 | 529728 |
10 | 3332184 |
11 | 20964122 |
12 | 131877463 |
13 | 829756630 |
14 | 5220895754 |
15 | 32849496926 |
16 | 206690481993 |
17 | 1300503303978 |
18 | 8182815008750 |
19 | 51486600462026 |
20 | 323955743728628 |
21 | 2038342606416797 |
[0,5,13,59,346,2197,13350,84657,529728,3332184, 20964122,131877463,829756630,5220895754, 32849496926,206690481993,1300503303978, 8182815008750,51486600462026,323955743728628, 2038342606416797] |