A006160 - OEIS

A006160 as a simple table

n	a(n)
1	1
2	1
3	1
4	1
5	1
6	2
7	3
8	4
9	5
10	6
11	6
12	6
13	6
14	6
15	7
16	8
17	8
18	8
19	8
20	9
21	10
22	10
23	11
24	12
25	13
26	14
27	14
28	14
29	14
30	14
31	14
32	14
33	14
34	15
35	16
36	16
37	17
38	18
39	19
40	20
41	21
42	21
43	21
44	21
45	22
46	23
47	24
48	24
49	24
50	24
51	25
52	26
53	26
54	26
55	26
56	27
57	28
58	28
59	28
60	29
61	29
62	29
63	30
64	30
65	30
66	31
67	32
68	32
69	33
70	34
71	34
72	34
73	35
74	35
75	36
76	36

[1,1,1,1,1,2,3,4,5,6,6,6,6,6,7,8,8,8,8,9,10,10,11, 12,13,14,14,14,14,14,14,14,14,15,16,16,17,18,19, 20,21,21,21,21,22,23,24,24,24,24,25,26,26,26,26, 27,28,28,28,29,29,29,30,30,30,31,32,32,33,34,34, 34,35,35,36,36]

[1,1,1,1,1,2,3,4,5,6,6,6,6,6,7,8,8,8,8,9,10,10,11,
 12,13,14,14,14,14,14,14,14,14,15,16,16,17,18,19,
 20,21,21,21,21,22,23,24,24,24,24,25,26,26,26,26,
 27,28,28,28,29,29,29,30,30,30,31,32,32,33,34,34,
 34,35,35,36,36]

n	a(n)
1	1
2	1
3	1
4	1
5	1
6	2
7	3
8	4
9	5
10	6
11	6
12	6
13	6
14	6
15	7
16	8
17	8
18	8
19	8
20	9
21	10
22	10
23	11
24	12
25	13
26	14
27	14
28	14
29	14
30	14
31	14
32	14
33	14
34	15
35	16
36	16
37	17
38	18
39	19
40	20
41	21
42	21
43	21
44	21
45	22
46	23
47	24
48	24
49	24
50	24
51	25
52	26
53	26
54	26
55	26
56	27
57	28
58	28
59	28
60	29
61	29
62	29
63	30
64	30
65	30
66	31
67	32
68	32
69	33
70	34
71	34
72	34
73	35
74	35
75	36
76	36

n	a(n)
1	1
2	1
3	1
4	1
5	1
6	2
7	3
8	4
9	5
10	6
11	6
12	6
13	6
14	6
15	7
16	8
17	8
18	8
19	8
20	9
21	10
22	10
23	11
24	12
25	13
26	14
27	14
28	14
29	14
30	14
31	14
32	14
33	14
34	15
35	16
36	16
37	17
38	18
39	19
40	20
41	21
42	21
43	21
44	21
45	22
46	23
47	24
48	24
49	24
50	24
51	25
52	26
53	26
54	26
55	26
56	27
57	28
58	28
59	28
60	29
61	29
62	29
63	30
64	30
65	30
66	31
67	32
68	32
69	33
70	34
71	34
72	34
73	35
74	35
75	36
76	36

n	a(n)
1	1
2	1
3	1
4	1
5	1
6	2
7	3
8	4
9	5
10	6
11	6
12	6
13	6
14	6
15	7
16	8
17	8
18	8
19	8
20	9
21	10
22	10
23	11
24	12
25	13
26	14
27	14
28	14
29	14
30	14
31	14
32	14
33	14
34	15
35	16
36	16
37	17
38	18
39	19
40	20
41	21
42	21
43	21
44	21
45	22
46	23
47	24
48	24
49	24
50	24
51	25
52	26
53	26
54	26
55	26
56	27
57	28
58	28
59	28
60	29
61	29
62	29
63	30
64	30
65	30
66	31
67	32
68	32
69	33
70	34
71	34
72	34
73	35
74	35
75	36
76	36