n | a(n) |
---|---|
1 | 1 |
2 | 1 |
3 | 1 |
4 | 2 |
5 | 3 |
6 | 6 |
7 | 13 |
8 | 28 |
9 | 61 |
10 | 138 |
11 | 325 |
12 | 758 |
13 | 1804 |
14 | 4317 |
15 | 10457 |
16 | 25484 |
17 | 62478 |
18 | 154000 |
19 | 381494 |
20 | 949217 |
21 | 2370840 |
22 | 5943552 |
23 | 14946766 |
24 | 37700390 |
25 | 95346724 |
26 | 241744854 |
27 | 614328965 |
28 | 1564488480 |
29 | 3992092421 |
30 | 10205366192 |
[1,1,1,2,3,6,13,28,61,138,325,758,1804,4317,10457, 25484,62478,154000,381494,949217,2370840,5943552, 14946766,37700390,95346724,241744854,614328965, 1564488480,3992092421,10205366192] |