n | a(n) |
---|---|
0 | 1 |
1 | 1 |
2 | 0 |
3 | 2 |
4 | 0 |
5 | 5 |
6 | 0 |
7 | 12 |
8 | 0 |
9 | 20 |
10 | 0 |
11 | -30 |
12 | 0 |
13 | -546 |
14 | 0 |
15 | -3672 |
16 | 0 |
17 | -18796 |
18 | 0 |
19 | -79640 |
20 | 0 |
21 | -270955 |
22 | 0 |
23 | -584340 |
24 | 0 |
25 | 903396 |
26 | 0 |
27 | 20471948 |
28 | 0 |
29 | 155046180 |
30 | 0 |
31 | 872787888 |
32 | 0 |
33 | 4012121412 |
34 | 0 |
35 | 14728928136 |
36 | 0 |
37 | 34982326212 |
38 | 0 |
39 | -40695186320 |
40 | 0 |
41 | -1194336566976 |
42 | 0 |
43 | -9612277504606 |
44 | 0 |
45 | -56604770338290 |
46 | 0 |
[1,1,0,2,0,5,0,12,0,20,0,-30,0,-546,0,-3672,0, -18796,0,-79640,0,-270955,0,-584340,0,903396,0, 20471948,0,155046180,0,872787888,0,4012121412,0, 14728928136,0,34982326212,0,-40695186320,0, -1194336566976,0,-9612277504606,0,-56604770338290, 0] |