n | a(n) |
---|---|
1 | 1 |
2 | 7 |
3 | 16 |
4 | 46 |
5 | 97 |
6 | 271 |
7 | 568 |
8 | 1582 |
9 | 3313 |
10 | 9223 |
11 | 19312 |
12 | 53758 |
13 | 112561 |
14 | 313327 |
15 | 656056 |
16 | 1826206 |
17 | 3823777 |
18 | 10643911 |
19 | 22286608 |
20 | 62037262 |
21 | 129895873 |
22 | 361579663 |
23 | 757088632 |
24 | 2107440718 |
25 | 4412635921 |
26 | 12283064647 |
27 | 25718726896 |
28 | 71590947166 |
29 | 149899725457 |
30 | 417262618351 |
[1,7,16,46,97,271,568,1582,3313,9223,19312,53758, 112561,313327,656056,1826206,3823777,10643911, 22286608,62037262,129895873,361579663,757088632, 2107440718,4412635921,12283064647,25718726896, 71590947166,149899725457,417262618351] |