n | a(n) |
---|---|
0 | 0 |
1 | 1 |
2 | 1 |
3 | 1 |
4 | 2 |
5 | 4 |
6 | 8 |
7 | 17 |
8 | 38 |
9 | 87 |
10 | 203 |
11 | 482 |
12 | 1160 |
13 | 2822 |
14 | 6929 |
15 | 17149 |
16 | 42736 |
17 | 107144 |
18 | 270060 |
19 | 683940 |
20 | 1739511 |
21 | 4441255 |
22 | 11378814 |
23 | 29245927 |
24 | 75386341 |
25 | 194838673 |
26 | 504802508 |
27 | 1310843123 |
28 | 3411070837 |
29 | 8893590439 |
30 | 23230151744 |
31 | 60780377599 |
32 | 159281030250 |
[0,1,1,1,2,4,8,17,38,87,203,482,1160,2822,6929, 17149,42736,107144,270060,683940,1739511,4441255, 11378814,29245927,75386341,194838673,504802508, 1310843123,3411070837,8893590439,23230151744, 60780377599,159281030250] |