n | a(n) |
---|---|
1 | 0 |
2 | 1 |
3 | 2 |
4 | 2 |
5 | 5 |
6 | 8 |
7 | 19 |
8 | 20 |
9 | 48 |
10 | 75 |
11 | 160 |
12 | 242 |
13 | 505 |
14 | 835 |
15 | 1761 |
16 | 2799 |
17 | 5890 |
18 | 10250 |
19 | 20921 |
20 | 36872 |
21 | 74316 |
22 | 134816 |
23 | 267749 |
24 | 492286 |
25 | 977207 |
26 | 1823657 |
27 | 3598657 |
28 | 6779899 |
29 | 13336543 |
30 | 25358424 |
31 | 49763462 |
32 | 95140695 |
33 | 186504600 |
34 | 358630024 |
35 | 702300885 |
36 | 1356118149 |
37 | 2654709953 |
38 | 5142968571 |
[0,1,2,2,5,8,19,20,48,75,160,242,505,835,1761, 2799,5890,10250,20921,36872,74316,134816,267749, 492286,977207,1823657,3598657,6779899,13336543, 25358424,49763462,95140695,186504600,358630024, 702300885,1356118149,2654709953,5142968571] |