A083058 - OEIS

A083058 as a simple table

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

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

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

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

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