n | a(n) |
---|---|
1 | 1 |
2 | 1 |
3 | 3 |
4 | 4 |
5 | 9 |
6 | 16 |
7 | 41 |
8 | 78 |
9 | 179 |
10 | 382 |
11 | 889 |
12 | 1992 |
13 | 4648 |
14 | 10749 |
15 | 25462 |
16 | 59891 |
17 | 142793 |
18 | 340761 |
19 | 819533 |
20 | 1975109 |
21 | 4784055 |
22 | 11617982 |
23 | 28316757 |
24 | 69185852 |
25 | 169516558 |
26 | 416268547 |
27 | 1024543728 |
28 | 2526631078 |
29 | 6242969248 |
30 | 15452300967 |
31 | 38310417739 |
[1,1,3,4,9,16,41,78,179,382,889,1992,4648,10749, 25462,59891,142793,340761,819533,1975109,4784055, 11617982,28316757,69185852,169516558,416268547, 1024543728,2526631078,6242969248,15452300967, 38310417739] |