A067022 - OEIS

A067022 as a simple table

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

[0,1,1,2,3,3,4,5,5,6,7,7,8,9,10,11,11,12,13,14,15, 15,16,17,18,19,19,20,21,22,22,23,24,25,26,27,27, 28,29,30,31,31,32,33,34,35,35,36,37,38,39,40,41, 41,42,43,44,45,46,47,47,48,49,50,51,51,52,53,54, 55,55,56,57,58]

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

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

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