A181646 - OEIS

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A181646 as a simple table

n	a(n)
1	0
2	0
3	0
4	300
5	36
6	120
7	0
8	0
9	0
10	0
11	0
12	0
13	48
14	100
15	0
16	0
17	0
18	0
19	75
20	98
21	0
22	0
23	35
24	0
25	0
26	0
27	960
28	0
29	225
30	0
31	0
32	0
33	2016
34	0
35	0
36	0
37	0
38	30420
39	0
40	24360
41	0
42	0
43	0
44	8100
45	3696
46	0
47	0
48	0
49	0
50	0
51	0
52	0
53	972

[0,0,0,300,36,120,0,0,0,0,0,0,48,100,0,0,0,0,75, 98,0,0,35,0,0,0,960,0,225,0,0,0,2016,0,0,0,0, 30420,0,24360,0,0,0,8100,3696,0,0,0,0,0,0,0,972]