n | a(n) |
---|---|
1 | 2 |
2 | 3 |
3 | 6 |
4 | 13 |
5 | 28 |
6 | 66 |
7 | 148 |
8 | 349 |
9 | 828 |
10 | 2005 |
11 | 4880 |
12 | 12043 |
13 | 29852 |
14 | 74645 |
15 | 187498 |
16 | 473448 |
17 | 1199630 |
18 | 3050554 |
19 | 7778234 |
20 | 19885465 |
21 | 50950796 |
22 | 130824763 |
23 | 336555890 |
24 | 867389312 |
25 | 2239220294 |
26 | 5789804688 |
[2,3,6,13,28,66,148,349,828,2005,4880,12043,29852, 74645,187498,473448,1199630,3050554,7778234, 19885465,50950796,130824763,336555890,867389312, 2239220294,5789804688] |