n | a(n) |
---|---|
1 | 1 |
2 | 0 |
3 | 1 |
4 | 1 |
5 | 1 |
6 | 3 |
7 | 4 |
8 | 8 |
9 | 15 |
10 | 24 |
11 | 48 |
12 | 85 |
13 | 155 |
14 | 297 |
15 | 541 |
16 | 1024 |
17 | 1935 |
18 | 3626 |
19 | 6912 |
20 | 13107 |
21 | 24940 |
22 | 47709 |
23 | 91136 |
24 | 174760 |
25 | 335626 |
26 | 645120 |
27 | 1242904 |
28 | 2396745 |
29 | 4627915 |
30 | 8948385 |
31 | 17317888 |
32 | 33554432 |
33 | 65076240 |
34 | 126320640 |
35 | 245428574 |
36 | 477218560 |
37 | 928638035 |
38 | 1808414181 |
39 | 3524068955 |
40 | 6871947672 |
41 | 13408691175 |
42 | 26178823218 |
[1,0,1,1,1,3,4,8,15,24,48,85,155,297,541,1024, 1935,3626,6912,13107,24940,47709,91136,174760, 335626,645120,1242904,2396745,4627915,8948385, 17317888,33554432,65076240,126320640,245428574, 477218560,928638035,1808414181,3524068955, 6871947672,13408691175,26178823218] |