A064317 - OEIS

A064317 as a simple table

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

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

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

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

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