A185075 - OEIS

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A185075 as a simple table

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

[1,2,3,3,5,5,7,6,7,8,11,8,13,11,15,10,17,11,19,13, 17,17,23,15,21,20,19,18,29,21,31,18,33,26,35,18, 37,29,31,24,41,23,43,28,35,35,47,27,43,32,51,33, 53,29,47,33,45,44,59,36,61,47,45,34,65,45,67]

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

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

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