A230571 - OEIS

A230571 as a simple table

n	a(n)
1	0
2	0
3	0
4	0
5	0
6	0
7	0
8	0
9	0
10	0
11	0
12	0
13	0
14	0
15	0
16	0
17	0
18	2
19	0
20	0
21	0
22	0
23	2
24	60
25	32
26	0
27	0
28	0
29	0
30	8
31	868
32	2582
33	430
34	0
35	0
36	0
37	0
38	32
39	9088
40	93450
41	91084
42	5130
43	0
44	0
45	0
46	0
47	120
48	94014
49	2541242
50	8554108
51	3026090
52	58474
53	0
54	0
55	0
56	0
57	430
58	952214
59	70699812
60	615786708
61	765537650
62	98987768

[0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,2,0,0,0,0,2,60, 32,0,0,0,0,8,868,2582,430,0,0,0,0,32,9088,93450, 91084,5130,0,0,0,0,120,94014,2541242,8554108, 3026090,58474,0,0,0,0,430,952214,70699812, 615786708,765537650,98987768]