A276831 - OEIS

A276831 as a simple table

n	a(n)
2	5
3	17
4	11
5	5
6	3
7	17
8	3
9	11
10	11
11	5
12	31
13	107
14	13
15	333
16	17
17	5
18	3
19	3
20	281
21	5
22	997
23	3
24	487
25	659
26	5178
27	5
28	15
29	3
30	23
31	53
32	13
33	1567
34	13
35	13
36	181
37	3
38	5
39	443
40	37
41	21
42	19
43	11
44	5
45	3
46	5
47	5
48	7
49	20786
50	13
51	7
52	5
53	21
54	3
55	5
56	17
57	61
58	31
59	23
60	7
61	3
62	11
63	5
64	11
65	5
66	3
67	3
68	157
69	37

[5,17,11,5,3,17,3,11,11,5,31,107,13,333,17,5,3,3, 281,5,997,3,487,659,5178,5,15,3,23,53,13,1567,13, 13,181,3,5,443,37,21,19,11,5,3,5,5,7,20786,13,7,5, 21,3,5,17,61,31,23,7,3,11,5,11,5,3,3,157,37]