n | a(n) |
---|---|
0 | 0 |
1 | 0 |
2 | 0 |
3 | 0 |
4 | 0 |
5 | 0 |
6 | 0 |
7 | 0 |
8 | 0 |
9 | 0 |
10 | 0 |
11 | 1 |
12 | 10 |
13 | 64 |
14 | 316 |
15 | 1336 |
16 | 5065 |
17 | 17774 |
18 | 58840 |
19 | 186322 |
20 | 569740 |
21 | 1694449 |
22 | 4927345 |
23 | 14067397 |
24 | 39554994 |
25 | 109815312 |
26 | 301618216 |
27 | 820875862 |
28 | 2216564889 |
29 | 5944589510 |
30 | 15848003806 |
31 | 42028780558 |
32 | 110941624229 |
33 | 291629971309 |
[0,0,0,0,0,0,0,0,0,0,0,1,10,64,316,1336,5065, 17774,58840,186322,569740,1694449,4927345, 14067397,39554994,109815312,301618216,820875862, 2216564889,5944589510,15848003806,42028780558, 110941624229,291629971309] |