A395052 - OEIS

A395052 as a simple table

n	a(n)
2	1
3	2
4	2
5	3
6	3
7	5
8	3
9	2
10	7
11	7
12	2
13	11
14	31
15	2
16	2
17	13
18	5
19	17
20	2
21	2
22	211
23	19
24	5
25	3
26	2311
27	3
28	2
29	23
30	3
31	29
32	5
33	53
34	509
35	3
36	3
37	31
38	277
39	17
40	3
41	37
42	11
43	41
44	53
45	5
46	27953
47	43
48	3
49	5
50	13
51	1877
52	17
53	47
54	7
55	3
56	11
57	31907
58	703763
59	53
60	5
61	59
62	34231
63	17
64	3
65	193
66	71
67	61
68	1877
69	22247
70	37
71	67
72	7
73	71
74	200560490131
75	7
76	31907
77	5
78	257
79	73

[1,2,2,3,3,5,3,2,7,7,2,11,31,2,2,13,5,17,2,2,211, 19,5,3,2311,3,2,23,3,29,5,53,509,3,3,31,277,17,3, 37,11,41,53,5,27953,43,3,5,13,1877,17,47,7,3,11, 31907,703763,53,5,59,34231,17,3,193,71,61,1877, 22247,37,67,7,71,200560490131,7,31907,5,257,73]