n | a(n) |
---|---|
0 | 0 |
1 | 0 |
2 | 0 |
3 | 0 |
4 | 0 |
5 | 0 |
6 | 4 |
7 | 0 |
8 | 0 |
9 | 0 |
10 | 8 |
11 | 4 |
12 | 0 |
13 | 28 |
14 | 66 |
15 | 40 |
16 | 176 |
17 | 302 |
18 | 816 |
19 | 2675 |
20 | 6890 |
21 | 15122 |
22 | 25846 |
23 | 33891 |
24 | 33051 |
25 | 23722 |
26 | 13142 |
27 | 4987 |
28 | 1295 |
29 | 254 |
30 | 28 |
31 | 5 |
[0,0,0,0,0,0,4,0,0,0,8,4,0,28,66,40,176,302,816, 2675,6890,15122,25846,33891,33051,23722,13142, 4987,1295,254,28,5] |