A005185 - OEIS

A005185 as a simple table

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

[1,1,2,3,3,4,5,5,6,6,6,8,8,8,10,9,10,11,11,12,12, 12,12,16,14,14,16,16,16,16,20,17,17,20,21,19,20, 22,21,22,23,23,24,24,24,24,24,32,24,25,30,28,26, 30,30,28,32,30,32,32,32,32,40,33,31,38,35,33,39, 40,37,38,40,39]

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

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

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