A237710 - OEIS

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A237710 as a simple table

n	a(n)
1	0
2	0
3	2
4	2
5	3
6	5
7	5
8	7
9	2
10	2
11	2
12	2
13	3
14	5
15	5
16	7
17	7
18	11
19	11
20	11
21	11
22	13
23	13
24	17
25	2
26	2
27	2
28	2
29	2
30	2
31	3
32	5
33	5
34	7
35	7
36	11
37	11
38	11
39	11
40	13
41	13
42	17
43	17
44	17
45	17
46	19
47	19
48	23
49	23
50	23
51	23
52	29
53	29
54	29
55	2
56	2
57	2
58	2
59	2
60	2
61	3
62	5
63	5
64	7
65	7
66	11
67	11
68	11
69	11
70	13

[0,0,2,2,3,5,5,7,2,2,2,2,3,5,5,7,7,11,11,11,11,13, 13,17,2,2,2,2,2,2,3,5,5,7,7,11,11,11,11,13,13,17, 17,17,17,19,19,23,23,23,23,29,29,29,2,2,2,2,2,2,3, 5,5,7,7,11,11,11,11,13]

n	a(n)
1	0
2	0
3	2
4	2
5	3
6	5
7	5
8	7
9	2
10	2
11	2
12	2
13	3
14	5
15	5
16	7
17	7
18	11
19	11
20	11
21	11
22	13
23	13
24	17
25	2
26	2
27	2
28	2
29	2
30	2
31	3
32	5
33	5
34	7
35	7
36	11
37	11
38	11
39	11
40	13
41	13
42	17
43	17
44	17
45	17
46	19
47	19
48	23
49	23
50	23
51	23
52	29
53	29
54	29
55	2
56	2
57	2
58	2
59	2
60	2
61	3
62	5
63	5
64	7
65	7
66	11
67	11
68	11
69	11
70	13

n	a(n)
1	0
2	0
3	2
4	2
5	3
6	5
7	5
8	7
9	2
10	2
11	2
12	2
13	3
14	5
15	5
16	7
17	7
18	11
19	11
20	11
21	11
22	13
23	13
24	17
25	2
26	2
27	2
28	2
29	2
30	2
31	3
32	5
33	5
34	7
35	7
36	11
37	11
38	11
39	11
40	13
41	13
42	17
43	17
44	17
45	17
46	19
47	19
48	23
49	23
50	23
51	23
52	29
53	29
54	29
55	2
56	2
57	2
58	2
59	2
60	2
61	3
62	5
63	5
64	7
65	7
66	11
67	11
68	11
69	11
70	13

n	a(n)
1	0
2	0
3	2
4	2
5	3
6	5
7	5
8	7
9	2
10	2
11	2
12	2
13	3
14	5
15	5
16	7
17	7
18	11
19	11
20	11
21	11
22	13
23	13
24	17
25	2
26	2
27	2
28	2
29	2
30	2
31	3
32	5
33	5
34	7
35	7
36	11
37	11
38	11
39	11
40	13
41	13
42	17
43	17
44	17
45	17
46	19
47	19
48	23
49	23
50	23
51	23
52	29
53	29
54	29
55	2
56	2
57	2
58	2
59	2
60	2
61	3
62	5
63	5
64	7
65	7
66	11
67	11
68	11
69	11
70	13