A138304 - OEIS

A138304 as a simple table

n	a(n)
1	0
2	1
3	2
4	2
5	2
6	3
7	4
8	3
9	5
10	4
11	4
12	5
13	6
14	4
15	9
16	6
17	8
18	6
19	7
20	9
21	8
22	8
23	11
24	12
25	11
26	12
27	7
28	12
29	9
30	16
31	11
32	11
33	17
34	9
35	18
36	6
37	11
38	17
39	23
40	18
41	20
42	13
43	20
44	16
45	19
46	13
47	12
48	15
49	24
50	20
51	28
52	24
53	17
54	23
55	28
56	32
57	29
58	15
59	24
60	23
61	13
62	31
63	20
64	32
65	23
66	28
67	15
68	21
69	32
70	22
71	28
72	42
73	27
74	29
75	21
76	43
77	40
78	27

[0,1,2,2,2,3,4,3,5,4,4,5,6,4,9,6,8,6,7,9,8,8,11, 12,11,12,7,12,9,16,11,11,17,9,18,6,11,17,23,18,20, 13,20,16,19,13,12,15,24,20,28,24,17,23,28,32,29, 15,24,23,13,31,20,32,23,28,15,21,32,22,28,42,27, 29,21,43,40,27]

n	a(n)
1	0
2	1
3	2
4	2
5	2
6	3
7	4
8	3
9	5
10	4
11	4
12	5
13	6
14	4
15	9
16	6
17	8
18	6
19	7
20	9
21	8
22	8
23	11
24	12
25	11
26	12
27	7
28	12
29	9
30	16
31	11
32	11
33	17
34	9
35	18
36	6
37	11
38	17
39	23
40	18
41	20
42	13
43	20
44	16
45	19
46	13
47	12
48	15
49	24
50	20
51	28
52	24
53	17
54	23
55	28
56	32
57	29
58	15
59	24
60	23
61	13
62	31
63	20
64	32
65	23
66	28
67	15
68	21
69	32
70	22
71	28
72	42
73	27
74	29
75	21
76	43
77	40
78	27

n	a(n)
1	0
2	1
3	2
4	2
5	2
6	3
7	4
8	3
9	5
10	4
11	4
12	5
13	6
14	4
15	9
16	6
17	8
18	6
19	7
20	9
21	8
22	8
23	11
24	12
25	11
26	12
27	7
28	12
29	9
30	16
31	11
32	11
33	17
34	9
35	18
36	6
37	11
38	17
39	23
40	18
41	20
42	13
43	20
44	16
45	19
46	13
47	12
48	15
49	24
50	20
51	28
52	24
53	17
54	23
55	28
56	32
57	29
58	15
59	24
60	23
61	13
62	31
63	20
64	32
65	23
66	28
67	15
68	21
69	32
70	22
71	28
72	42
73	27
74	29
75	21
76	43
77	40
78	27

n	a(n)
1	0
2	1
3	2
4	2
5	2
6	3
7	4
8	3
9	5
10	4
11	4
12	5
13	6
14	4
15	9
16	6
17	8
18	6
19	7
20	9
21	8
22	8
23	11
24	12
25	11
26	12
27	7
28	12
29	9
30	16
31	11
32	11
33	17
34	9
35	18
36	6
37	11
38	17
39	23
40	18
41	20
42	13
43	20
44	16
45	19
46	13
47	12
48	15
49	24
50	20
51	28
52	24
53	17
54	23
55	28
56	32
57	29
58	15
59	24
60	23
61	13
62	31
63	20
64	32
65	23
66	28
67	15
68	21
69	32
70	22
71	28
72	42
73	27
74	29
75	21
76	43
77	40
78	27