A367995 - OEIS

A367995 as a simple table

n	a(n)
1	1
2	1
3	3
4	3
5	21
6	21
7	7
8	21
9	21
10	1001
11	77
12	77
13	77
14	1001
15	77
16	77
17	1001
18	1001
19	77
20	91
21	77
22	89089
23	785603
24	143
25	143
26	24297
27	143
28	25924899
29	97097
30	785603
31	97097
32	25924899
33	143
34	89089
35	143
36	97097
37	97097
38	143
39	25924899
40	97097
41	97097
42	143
43	143
44	97097
45	143
46	97097
47	143
48	143
49	97097
50	97097
51	97097
52	143
53	97097
54	291291
55	291291
56	143

[1,1,3,3,21,21,7,21,21,1001,77,77,77,1001,77,77, 1001,1001,77,91,77,89089,785603,143,143,24297,143, 25924899,97097,785603,97097,25924899,143,89089, 143,97097,97097,143,25924899,97097,97097,143,143, 97097,143,97097,143,143,97097,97097,97097,143, 97097,291291,291291,143]