n | a(n) |
---|---|
0 | 1 |
1 | 1 |
2 | 2 |
3 | 5 |
4 | 10 |
5 | 21 |
6 | 47 |
7 | 99 |
8 | 211 |
9 | 455 |
10 | 973 |
11 | 2081 |
12 | 4464 |
13 | 9558 |
14 | 20466 |
15 | 43848 |
16 | 93914 |
17 | 201140 |
18 | 430844 |
19 | 922818 |
20 | 1976553 |
21 | 4233613 |
22 | 9067960 |
23 | 19422576 |
24 | 41601229 |
25 | 89105550 |
26 | 190854784 |
27 | 408791400 |
28 | 875589076 |
29 | 1875421302 |
30 | 4016959325 |
31 | 8603912899 |
32 | 18428694036 |
33 | 39472363286 |
[1,1,2,5,10,21,47,99,211,455,973,2081,4464,9558, 20466,43848,93914,201140,430844,922818,1976553, 4233613,9067960,19422576,41601229,89105550, 190854784,408791400,875589076,1875421302, 4016959325,8603912899,18428694036,39472363286] |