A048688 - OEIS

A048688 as a simple table

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

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

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

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

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