n | a(n) |
---|---|
0 | 1 |
1 | 2 |
2 | 2 |
3 | 4 |
4 | 8 |
5 | 17 |
6 | 39 |
7 | 92 |
8 | 227 |
9 | 573 |
10 | 1482 |
11 | 3883 |
12 | 10343 |
13 | 27786 |
14 | 75392 |
15 | 205933 |
16 | 566166 |
17 | 1564316 |
18 | 4342431 |
19 | 12100382 |
20 | 33836606 |
21 | 94903889 |
22 | 266914438 |
23 | 752517020 |
24 | 2126292931 |
25 | 6020035120 |
26 | 17075411671 |
27 | 48514471709 |
28 | 138051863755 |
29 | 393397897262 |
30 | 1122523343690 |
[1,2,2,4,8,17,39,92,227,573,1482,3883,10343,27786, 75392,205933,566166,1564316,4342431,12100382, 33836606,94903889,266914438,752517020,2126292931, 6020035120,17075411671,48514471709,138051863755, 393397897262,1122523343690] |