A111560 - OEIS

A111560 as a simple table

n	a(n)
0	0
1	1
2	0
3	5
4	2
5	0
6	34
7	7
8	3
9	0
10	282
11	44
12	10
13	4
14	0
15	2696
16	354
17	60
18	14
19	5
20	0
21	28792
22	3328
23	470
24	84
25	19
26	6
27	0
28	337072
29	35144
30	4344
31	654
32	118
33	25
34	7
35	0
36	4273632
37	407984
38	45320
39	6008
40	936
41	164
42	32
43	8
44	0
45	58195072
46	5137824
47	521200
48	62344
49	8704
50	1352
51	224
52	40
53	9
54	0

[0,1,0,5,2,0,34,7,3,0,282,44,10,4,0,2696,354,60, 14,5,0,28792,3328,470,84,19,6,0,337072,35144,4344, 654,118,25,7,0,4273632,407984,45320,6008,936,164, 32,8,0,58195072,5137824,521200,62344,8704,1352, 224,40,9,0]