A328610 - OEIS

A328610 as a simple table

n	a(n)
1	-2
2	1
3	1
4	0
5	1
6	1
7	3
8	0
9	1
10	2
11	4
12	6
13	0
14	1
15	3
16	10
17	10
18	10
19	0
20	1
21	5
22	18
23	30
24	20
25	15
26	0
27	1
28	8
29	35
30	63
31	70
32	35
33	21
34	0
35	1
36	13
37	64
38	140
39	168
40	140
41	56
42	28
43	0
44	1
45	21
46	117
47	288
48	420
49	378
50	252
51	84
52	36
53	0
54	1
55	34
56	210
57	585
58	960
59	1050
60	756
61	420
62	120
63	45
64	0
65	1
66	55
67	374

[-2,1,1,0,1,1,3,0,1,2,4,6,0,1,3,10,10,10,0,1,5,18, 30,20,15,0,1,8,35,63,70,35,21,0,1,13,64,140,168, 140,56,28,0,1,21,117,288,420,378,252,84,36,0,1,34, 210,585,960,1050,756,420,120,45,0,1,55,374]