n | a(n) |
---|---|
0 | 0 |
1 | 0 |
2 | 1 |
3 | 2 |
4 | 4 |
5 | 8 |
6 | 15 |
7 | 27 |
8 | 49 |
9 | 90 |
10 | 165 |
11 | 301 |
12 | 548 |
13 | 998 |
14 | 1819 |
15 | 3316 |
16 | 6040 |
17 | 10986 |
18 | 19959 |
19 | 36253 |
20 | 65904 |
21 | 119986 |
22 | 218796 |
23 | 399461 |
24 | 729752 |
25 | 1333162 |
26 | 2434411 |
27 | 4441954 |
28 | 8097478 |
29 | 14746715 |
30 | 26830230 |
31 | 48773790 |
32 | 88605927 |
33 | 160900978 |
34 | 292140427 |
35 | 530487359 |
36 | 963610200 |
37 | 1751171679 |
38 | 3183997509 |
[0,0,1,2,4,8,15,27,49,90,165,301,548,998,1819, 3316,6040,10986,19959,36253,65904,119986,218796, 399461,729752,1333162,2434411,4441954,8097478, 14746715,26830230,48773790,88605927,160900978, 292140427,530487359,963610200,1751171679, 3183997509] |