n | a(n) |
---|---|
0 | 1 |
1 | 1 |
2 | 3 |
3 | 7 |
4 | 16 |
5 | 38 |
6 | 89 |
7 | 209 |
8 | 491 |
9 | 1153 |
10 | 2708 |
11 | 6360 |
12 | 14937 |
13 | 35081 |
14 | 82391 |
15 | 193503 |
16 | 454460 |
17 | 1067342 |
18 | 2506753 |
19 | 5887345 |
20 | 13826983 |
21 | 32473969 |
22 | 76268168 |
23 | 179122960 |
24 | 420687105 |
25 | 988023201 |
26 | 2320465339 |
27 | 5449830919 |
28 | 12799440072 |
29 | 30060687862 |
[1,1,3,7,16,38,89,209,491,1153,2708,6360,14937, 35081,82391,193503,454460,1067342,2506753,5887345, 13826983,32473969,76268168,179122960,420687105, 988023201,2320465339,5449830919,12799440072, 30060687862] |