n | a(n) |
---|---|
1 | 1 |
2 | 1 |
3 | 2 |
4 | 5 |
5 | 12 |
6 | 31 |
7 | 79 |
8 | 211 |
9 | 564 |
10 | 1543 |
11 | 4259 |
12 | 11899 |
13 | 33526 |
14 | 95272 |
15 | 272544 |
16 | 784598 |
17 | 2270888 |
18 | 6604900 |
19 | 19293793 |
20 | 56581857 |
21 | 166523462 |
22 | 491674696 |
23 | 1455996925 |
24 | 4323328548 |
25 | 12869353254 |
26 | 38396655023 |
27 | 114803257039 |
28 | 343932660450 |
29 | 1032266513328 |
30 | 3103532577722 |
[1,1,2,5,12,31,79,211,564,1543,4259,11899,33526, 95272,272544,784598,2270888,6604900,19293793, 56581857,166523462,491674696,1455996925, 4323328548,12869353254,38396655023,114803257039, 343932660450,1032266513328,3103532577722] |