n | a(n) |
---|---|
1 | 81 |
2 | 339 |
3 | 1426 |
4 | 6545 |
5 | 30727 |
6 | 148966 |
7 | 734805 |
8 | 3679063 |
9 | 18601074 |
10 | 94728601 |
11 | 484797943 |
12 | 2489729974 |
13 | 12816761181 |
14 | 66088527271 |
15 | 341168095114 |
16 | 1762603785057 |
17 | 9111229406855 |
18 | 47115466594414 |
19 | 243704127371685 |
20 | 1260784775294295 |
[81,339,1426,6545,30727,148966,734805,3679063, 18601074,94728601,484797943,2489729974, 12816761181,66088527271,341168095114, 1762603785057,9111229406855,47115466594414, 243704127371685,1260784775294295] |