n | a(n) |
---|---|
1 | 1 |
2 | 7 |
3 | 34 |
4 | 142 |
5 | 547 |
6 | 2005 |
7 | 7108 |
8 | 24604 |
9 | 83653 |
10 | 280483 |
11 | 930022 |
12 | 3055786 |
13 | 9964519 |
14 | 32285041 |
15 | 104029576 |
16 | 333612088 |
17 | 1065406345 |
18 | 3389929279 |
19 | 10750918570 |
20 | 33996147910 |
21 | 107218620331 |
22 | 337346390797 |
23 | 1059110761804 |
24 | 3318547053652 |
25 | 10379285465677 |
26 | 32408789311195 |
[1,7,34,142,547,2005,7108,24604,83653,280483, 930022,3055786,9964519,32285041,104029576, 333612088,1065406345,3389929279,10750918570, 33996147910,107218620331,337346390797, 1059110761804,3318547053652,10379285465677, 32408789311195] |