n | a(n) |
---|---|
0 | 1 |
1 | 3 |
2 | 7 |
3 | 17 |
4 | 92 |
5 | 569 |
6 | 2937 |
7 | 6443 |
8 | 15823 |
9 | 53912 |
10 | 2387951 |
11 | 7217765 |
12 | 16823481 |
13 | 40864727 |
14 | 221147116 |
15 | 1367747423 |
16 | 7059884231 |
17 | 15487515885 |
18 | 38034916001 |
19 | 129592263888 |
20 | 5740094527073 |
21 | 17349875845107 |
22 | 40439846217287 |
23 | 98229568279681 |
24 | 531587687615692 |
[1,3,7,17,92,569,2937,6443,15823,53912,2387951, 7217765,16823481,40864727,221147116,1367747423, 7059884231,15487515885,38034916001,129592263888, 5740094527073,17349875845107,40439846217287, 98229568279681,531587687615692] |