A172267 - OEIS

A172267 as a simple table

n	a(n)
0	0
1	0
2	0
3	1
4	1
5	2
6	2
7	2
8	3
9	3
10	4
11	4
12	4
13	5
14	5
15	6
16	6
17	6
18	7
19	7
20	8
21	8
22	9
23	9
24	9
25	10
26	10
27	11
28	11
29	11
30	12
31	12
32	13
33	13
34	13
35	14
36	14
37	15
38	15
39	15
40	16
41	16
42	17
43	17
44	18
45	18
46	18
47	19
48	19
49	20
50	20
51	20
52	21
53	21
54	22
55	22
56	22
57	23
58	23
59	24
60	24
61	24
62	25
63	25
64	26
65	26
66	27
67	27
68	27
69	28
70	28
71	29
72	29
73	29
74	30
75	30
76	31
77	31

[0,0,0,1,1,2,2,2,3,3,4,4,4,5,5,6,6,6,7,7,8,8,9,9, 9,10,10,11,11,11,12,12,13,13,13,14,14,15,15,15,16, 16,17,17,18,18,18,19,19,20,20,20,21,21,22,22,22, 23,23,24,24,24,25,25,26,26,27,27,27,28,28,29,29, 29,30,30,31,31]

n	a(n)
0	0
1	0
2	0
3	1
4	1
5	2
6	2
7	2
8	3
9	3
10	4
11	4
12	4
13	5
14	5
15	6
16	6
17	6
18	7
19	7
20	8
21	8
22	9
23	9
24	9
25	10
26	10
27	11
28	11
29	11
30	12
31	12
32	13
33	13
34	13
35	14
36	14
37	15
38	15
39	15
40	16
41	16
42	17
43	17
44	18
45	18
46	18
47	19
48	19
49	20
50	20
51	20
52	21
53	21
54	22
55	22
56	22
57	23
58	23
59	24
60	24
61	24
62	25
63	25
64	26
65	26
66	27
67	27
68	27
69	28
70	28
71	29
72	29
73	29
74	30
75	30
76	31
77	31

n	a(n)
0	0
1	0
2	0
3	1
4	1
5	2
6	2
7	2
8	3
9	3
10	4
11	4
12	4
13	5
14	5
15	6
16	6
17	6
18	7
19	7
20	8
21	8
22	9
23	9
24	9
25	10
26	10
27	11
28	11
29	11
30	12
31	12
32	13
33	13
34	13
35	14
36	14
37	15
38	15
39	15
40	16
41	16
42	17
43	17
44	18
45	18
46	18
47	19
48	19
49	20
50	20
51	20
52	21
53	21
54	22
55	22
56	22
57	23
58	23
59	24
60	24
61	24
62	25
63	25
64	26
65	26
66	27
67	27
68	27
69	28
70	28
71	29
72	29
73	29
74	30
75	30
76	31
77	31

n	a(n)
0	0
1	0
2	0
3	1
4	1
5	2
6	2
7	2
8	3
9	3
10	4
11	4
12	4
13	5
14	5
15	6
16	6
17	6
18	7
19	7
20	8
21	8
22	9
23	9
24	9
25	10
26	10
27	11
28	11
29	11
30	12
31	12
32	13
33	13
34	13
35	14
36	14
37	15
38	15
39	15
40	16
41	16
42	17
43	17
44	18
45	18
46	18
47	19
48	19
49	20
50	20
51	20
52	21
53	21
54	22
55	22
56	22
57	23
58	23
59	24
60	24
61	24
62	25
63	25
64	26
65	26
66	27
67	27
68	27
69	28
70	28
71	29
72	29
73	29
74	30
75	30
76	31
77	31