n | a(n) |
---|---|
0 | 1 |
1 | 0 |
2 | 1 |
3 | 0 |
4 | 3 |
5 | 0 |
6 | 15 |
7 | 0 |
8 | 105 |
9 | 0 |
10 | 945 |
11 | 0 |
12 | 10395 |
13 | 0 |
14 | 135135 |
15 | 0 |
16 | 2027025 |
17 | 0 |
18 | 34459425 |
19 | 0 |
20 | 654729075 |
21 | 0 |
22 | 13749310575 |
23 | 0 |
24 | 316234143225 |
25 | 0 |
26 | 7905853580625 |
27 | 0 |
28 | 213458046676875 |
29 | 0 |
30 | 6190283353629375 |
31 | 0 |
32 | 191898783962510625 |
33 | 0 |
34 | 6332659870762850625 |
35 | 0 |
36 | 221643095476699771875 |
[1,0,1,0,3,0,15,0,105,0,945,0,10395,0,135135,0, 2027025,0,34459425,0,654729075,0,13749310575,0, 316234143225,0,7905853580625,0,213458046676875,0, 6190283353629375,0,191898783962510625,0, 6332659870762850625,0,221643095476699771875] |