A063124 - OEIS

A063124 as a simple table

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

[2,2,2,3,4,4,5,5,6,7,8,10,10,10,10,12,14,13,14,15, 14,16,16,17,20,21,20,20,19,19,24,24,26,26,28,27, 29,29,29,29,31,31,33,33,33,33,36,39,39,39,40,40, 40,42,43,44,43,43,43,43,43,45,50,51,50,50,55,55, 57,56,56,56,58]

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

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

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