n | a(n) |
---|---|
2 | 0 |
3 | 0 |
4 | 1 |
5 | 0 |
6 | 1 |
7 | 1 |
8 | 2 |
9 | 2 |
10 | 8 |
11 | 8 |
12 | 32 |
13 | 57 |
14 | 185 |
15 | 466 |
16 | 1543 |
17 | 4583 |
18 | 15374 |
19 | 50116 |
20 | 171168 |
21 | 582603 |
22 | 2024119 |
23 | 7057472 |
24 | 24873248 |
25 | 88111772 |
26 | 314301078 |
27 | 1126716000 |
28 | 4060375677 |
29 | 14697571234 |
30 | 53432834170 |
31 | 195015189626 |
32 | 714404259151 |
33 | 2626130395699 |
[0,0,1,0,1,1,2,2,8,8,32,57,185,466,1543,4583, 15374,50116,171168,582603,2024119,7057472, 24873248,88111772,314301078,1126716000,4060375677, 14697571234,53432834170,195015189626,714404259151, 2626130395699] |