A259286 - OEIS

A259286 as a simple table

n	a(n)
1	1
2	1
3	1
4	0
5	3
6	1
7	3
8	3
9	6
10	1
11	0
12	15
13	15
14	10
15	1
16	45
17	45
18	60
19	45
20	15
21	1
22	0
23	315
24	315
25	210
26	105
27	21
28	1
29	1575
30	1575
31	1890
32	1365
33	630
34	210
35	28
36	1
37	0
38	14175
39	14175
40	9450
41	4725
42	1638
43	378
44	36
45	1
46	99225
47	99225
48	113400
49	80325
50	38745
51	14175
52	3780
53	630
54	45
55	1

[1,1,1,0,3,1,3,3,6,1,0,15,15,10,1,45,45,60,45,15, 1,0,315,315,210,105,21,1,1575,1575,1890,1365,630, 210,28,1,0,14175,14175,9450,4725,1638,378,36,1, 99225,99225,113400,80325,38745,14175,3780,630,45, 1]