n | a(n) |
---|---|
1 | 2 |
2 | 5 |
3 | 17 |
4 | 37 |
5 | 80 |
6 | 213 |
7 | 443 |
8 | 1028 |
9 | 2511 |
10 | 5370 |
11 | 12742 |
12 | 29737 |
13 | 65687 |
14 | 155443 |
15 | 355668 |
16 | 803696 |
17 | 1883007 |
18 | 4285398 |
19 | 9805203 |
20 | 22760901 |
21 | 51853646 |
22 | 119272787 |
23 | 275149593 |
24 | 628629688 |
25 | 1447871151 |
26 | 3328934761 |
27 | 7625189365 |
28 | 17555754237 |
29 | 40308328871 |
[2,5,17,37,80,213,443,1028,2511,5370,12742,29737, 65687,155443,355668,803696,1883007,4285398, 9805203,22760901,51853646,119272787,275149593, 628629688,1447871151,3328934761,7625189365, 17555754237,40308328871] |