n | a(n) |
---|---|
1 | 3 |
2 | 23 |
3 | 84 |
4 | 583 |
5 | 2233 |
6 | 10758 |
7 | 53337 |
8 | 252125 |
9 | 1209824 |
10 | 5768661 |
11 | 27595593 |
12 | 132068806 |
13 | 631286751 |
14 | 3018734589 |
15 | 14435100274 |
16 | 69026970467 |
17 | 330080196953 |
18 | 1578377336418 |
19 | 7547555375561 |
20 | 36091265919103 |
21 | 172582773358524 |
22 | 825263869695369 |
[3,23,84,583,2233,10758,53337,252125,1209824, 5768661,27595593,132068806,631286751,3018734589, 14435100274,69026970467,330080196953, 1578377336418,7547555375561,36091265919103, 172582773358524,825263869695369] |