A175387 - OEIS

A175387 as a simple table

n	a(n)
1	1
2	1
3	1
4	1
5	2
6	2
7	2
8	2
9	3
10	3
11	4
12	4
13	4
14	4
15	4
16	4
17	5
18	5
19	6
20	6
21	6
22	7
23	7
24	7
25	8
26	8
27	8
28	8
29	8
30	8
31	8
32	8
33	9
34	9
35	10
36	10
37	11
38	11
39	11
40	12
41	12
42	12
43	13
44	13
45	13
46	14
47	14
48	14
49	14
50	15
51	15
52	15
53	15
54	15
55	16
56	16
57	16
58	16
59	16
60	16
61	16
62	16
63	16
64	16
65	17
66	17
67	18
68	18
69	19
70	19
71	19
72	20
73	20
74	21
75	21
76	21
77	22
78	22
79	23
80	23
81	23
82	24
83	24
84	24
85	24
86	24
87	25
88	25
89	26
90	26
91	26
92	27
93	27
94	27
95	27
96	27
97	28
98	28
99	28
100	29

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

n	a(n)
1	1
2	1
3	1
4	1
5	2
6	2
7	2
8	2
9	3
10	3
11	4
12	4
13	4
14	4
15	4
16	4
17	5
18	5
19	6
20	6
21	6
22	7
23	7
24	7
25	8
26	8
27	8
28	8
29	8
30	8
31	8
32	8
33	9
34	9
35	10
36	10
37	11
38	11
39	11
40	12
41	12
42	12
43	13
44	13
45	13
46	14
47	14
48	14
49	14
50	15
51	15
52	15
53	15
54	15
55	16
56	16
57	16
58	16
59	16
60	16
61	16
62	16
63	16
64	16
65	17
66	17
67	18
68	18
69	19
70	19
71	19
72	20
73	20
74	21
75	21
76	21
77	22
78	22
79	23
80	23
81	23
82	24
83	24
84	24
85	24
86	24
87	25
88	25
89	26
90	26
91	26
92	27
93	27
94	27
95	27
96	27
97	28
98	28
99	28
100	29

n	a(n)
1	1
2	1
3	1
4	1
5	2
6	2
7	2
8	2
9	3
10	3
11	4
12	4
13	4
14	4
15	4
16	4
17	5
18	5
19	6
20	6
21	6
22	7
23	7
24	7
25	8
26	8
27	8
28	8
29	8
30	8
31	8
32	8
33	9
34	9
35	10
36	10
37	11
38	11
39	11
40	12
41	12
42	12
43	13
44	13
45	13
46	14
47	14
48	14
49	14
50	15
51	15
52	15
53	15
54	15
55	16
56	16
57	16
58	16
59	16
60	16
61	16
62	16
63	16
64	16
65	17
66	17
67	18
68	18
69	19
70	19
71	19
72	20
73	20
74	21
75	21
76	21
77	22
78	22
79	23
80	23
81	23
82	24
83	24
84	24
85	24
86	24
87	25
88	25
89	26
90	26
91	26
92	27
93	27
94	27
95	27
96	27
97	28
98	28
99	28
100	29

n	a(n)
1	1
2	1
3	1
4	1
5	2
6	2
7	2
8	2
9	3
10	3
11	4
12	4
13	4
14	4
15	4
16	4
17	5
18	5
19	6
20	6
21	6
22	7
23	7
24	7
25	8
26	8
27	8
28	8
29	8
30	8
31	8
32	8
33	9
34	9
35	10
36	10
37	11
38	11
39	11
40	12
41	12
42	12
43	13
44	13
45	13
46	14
47	14
48	14
49	14
50	15
51	15
52	15
53	15
54	15
55	16
56	16
57	16
58	16
59	16
60	16
61	16
62	16
63	16
64	16
65	17
66	17
67	18
68	18
69	19
70	19
71	19
72	20
73	20
74	21
75	21
76	21
77	22
78	22
79	23
80	23
81	23
82	24
83	24
84	24
85	24
86	24
87	25
88	25
89	26
90	26
91	26
92	27
93	27
94	27
95	27
96	27
97	28
98	28
99	28
100	29