n | a(n) |
---|---|
0 | 0 |
1 | 0 |
2 | 0 |
3 | 0 |
4 | 0 |
5 | 1 |
6 | 4 |
7 | 13 |
8 | 36 |
9 | 93 |
10 | 221 |
11 | 509 |
12 | 1128 |
13 | 2448 |
14 | 5191 |
15 | 10851 |
16 | 22335 |
17 | 45478 |
18 | 91583 |
19 | 182865 |
20 | 362078 |
21 | 711987 |
22 | 1390733 |
23 | 2700853 |
24 | 5216235 |
25 | 10024242 |
26 | 19172599 |
27 | 36509036 |
28 | 69229008 |
29 | 130751300 |
30 | 245999814 |
31 | 461129979 |
32 | 861306027 |
33 | 1603189950 |
[0,0,0,0,0,1,4,13,36,93,221,509,1128,2448,5191, 10851,22335,45478,91583,182865,362078,711987, 1390733,2700853,5216235,10024242,19172599, 36509036,69229008,130751300,245999814,461129979, 861306027,1603189950] |