A035031 - OEIS

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A035031 as a simple table

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

[1,2,2,3,3,5,5,7,7,7,7,11,11,13,13,13,14,17,17,19, 19,19,19,23,23,23,23,23,26,29,29,31,31,31,31,31, 34,37,37,37,38,41,41,43,43,43,43,47,47,47,47,47, 47,53,53,53,53,53]

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

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

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