n | a(n) |
---|---|
1 | 1 |
2 | 5 |
3 | 17 |
4 | 39 |
5 | 83 |
6 | 175 |
7 | 375 |
8 | 807 |
9 | 1732 |
10 | 3690 |
11 | 7805 |
12 | 16441 |
13 | 34605 |
14 | 72893 |
15 | 153653 |
16 | 323917 |
17 | 682654 |
18 | 1438292 |
19 | 3030059 |
20 | 6383675 |
21 | 13449863 |
22 | 28338555 |
23 | 59708355 |
24 | 125801331 |
25 | 265051912 |
26 | 558439806 |
27 | 1176585241 |
28 | 2478972461 |
29 | 5223002977 |
30 | 11004454185 |
[1,5,17,39,83,175,375,807,1732,3690,7805,16441, 34605,72893,153653,323917,682654,1438292,3030059, 6383675,13449863,28338555,59708355,125801331, 265051912,558439806,1176585241,2478972461, 5223002977,11004454185] |