A289537 - OEIS

A289537 as a simple table

n	a(n)
0	1
1	1
2	0
3	1
4	2
5	0
6	1
7	6
8	4
9	0
10	1
11	14
12	28
13	8
14	0
15	1
16	30
17	140
18	120
19	16
20	0
21	1
22	62
23	620
24	1240
25	496
26	32
27	0
28	1
29	126
30	2604
31	11160
32	10416
33	2016
34	64
35	0
36	1
37	254
38	10668
39	94488
40	188976
41	85344
42	8128
43	128
44	0
45	1
46	510
47	43180
48	777240
49	3212592
50	3108960
51	690880
52	32640
53	256
54	0

[1,1,0,1,2,0,1,6,4,0,1,14,28,8,0,1,30,140,120,16, 0,1,62,620,1240,496,32,0,1,126,2604,11160,10416, 2016,64,0,1,254,10668,94488,188976,85344,8128,128, 0,1,510,43180,777240,3212592,3108960,690880,32640, 256,0]