n | a(n) |
---|---|
0 | 1 |
1 | 1 |
2 | 2 |
3 | 4 |
4 | 10 |
5 | 23 |
6 | 61 |
7 | 153 |
8 | 418 |
9 | 1100 |
10 | 3064 |
11 | 8307 |
12 | 23447 |
13 | 64864 |
14 | 184825 |
15 | 518709 |
16 | 1488535 |
17 | 4222233 |
18 | 12183197 |
19 | 34838780 |
20 | 100966510 |
21 | 290552075 |
22 | 845040527 |
23 | 2444044917 |
24 | 7129099964 |
25 | 20703110094 |
26 | 60537979132 |
27 | 176393527768 |
28 | 516869732557 |
29 | 1510240001769 |
30 | 4433253350132 |
31 | 12983932323027 |
32 | 38173103248661 |
[1,1,2,4,10,23,61,153,418,1100,3064,8307,23447, 64864,184825,518709,1488535,4222233,12183197, 34838780,100966510,290552075,845040527,2444044917, 7129099964,20703110094,60537979132,176393527768, 516869732557,1510240001769,4433253350132, 12983932323027,38173103248661] |