A392364 - OEIS

A392364 as a simple table

n	a(n)
1	-1
2	2
3	2
4	12
5	2
6	6
7	2
8	6
9	12
10	6
11	2
12	4
13	2
14	6
15	6
16	240
17	2
18	4
19	2
20	4
21	6
22	6
23	2
24	24
25	12
26	6
27	6
28	4
29	2
30	24
31	2
32	4
33	6
34	6
35	6
36	180
37	2
38	6
39	6
40	24
41	2
42	24
43	2
44	4
45	4
46	6
47	2
48	48
49	12
50	4
51	6
52	4
53	2
54	24
55	6
56	24
57	6
58	6
59	2
60	6
61	2
62	6
63	4
64	2880
65	6
66	24
67	2
68	4
69	6
70	24
71	2
72	6
73	2
74	6
75	4
76	4
77	6
78	24
79	2

[-1,2,2,12,2,6,2,6,12,6,2,4,2,6,6,240,2,4,2,4,6,6, 2,24,12,6,6,4,2,24,2,4,6,6,6,180,2,6,6,24,2,24,2, 4,4,6,2,48,12,4,6,4,2,24,6,24,6,6,2,6,2,6,4,2880, 6,24,2,4,6,24,2,6,2,6,4,4,6,24,2]