A075861 - OEIS

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A075861 as a simple table

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

[1,1,2,3,2,5,4,3,5,9,4,11,7,5,8,15,6,17,10,7,11, 21,8,15,13,9,14,27,10,29,16,11,17,21,12,35,19,13, 20,39,14,41,22,15,23,45,16,35,25,17,26,51,18,33, 28,19,29,57,20,59,31,21,32,39,22,65,34,23,35,69, 24,71,37,25,38]

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

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

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