A093875 - cp's OEIS frontend

A093875 Denominators in Kepler's tree of harmonic fractions.

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	4
13	4
14	5
15	5
16	5
17	5
18	7
19	7
20	7
21	7
22	8
23	8
24	5
25	5
26	7
27	7
28	7
29	7
30	8
31	8
32	6
33	6
34	9
35	9
36	10
37	10
38	11
39	11
40	9
41	9
42	12
43	12
44	11
45	11
46	13
47	13
48	6
49	6
50	9
51	9
52	10
53	10
54	11
55	11
56	9
57	9
58	12
59	12
60	11
61	11
62	13
63	13
64	7
65	7
66	11
67	11
68	13
69	13
70	14
71	14
72	13
73	13
74	17
75	17
76	15
77	15
78	18
79	18
80	11
81	11
82	16
83	16

[1, 2, 2, 3, 3, 3, 3, 4, 4, 5, 5, 4, 4, 5, 5, 5, 5, 7, 7, 7, 7, 8, 8, 5, 5, 7, 7, 7, 7, 8, 8, 6, 6, 9, 9, 10, 10, 11, 11, 9, 9, 12, 12, 11, 11, 13, 13, 6, 6, 9, 9, 10, 10, 11, 11, 9, 9, 12, 12, 11, 11, 13, 13, 7, 7, 11, 11, 13, 13, 14, 14, 13, 13, 17, 17, 15, 15, 18, 18, 11, 11, 16, 16]

cp's OEIS Frontend

A093875 Denominators in Kepler's tree of harmonic fractions.

Table of values

List of values

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	4
13	4
14	5
15	5
16	5
17	5
18	7
19	7
20	7
21	7
22	8
23	8
24	5
25	5
26	7
27	7
28	7
29	7
30	8
31	8
32	6
33	6
34	9
35	9
36	10
37	10
38	11
39	11
40	9
41	9
42	12
43	12
44	11
45	11
46	13
47	13
48	6
49	6
50	9
51	9
52	10
53	10
54	11
55	11
56	9
57	9
58	12
59	12
60	11
61	11
62	13
63	13
64	7
65	7
66	11
67	11
68	13
69	13
70	14
71	14
72	13
73	13
74	17
75	17
76	15
77	15
78	18
79	18
80	11
81	11
82	16
83	16

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	4
13	4
14	5
15	5
16	5
17	5
18	7
19	7
20	7
21	7
22	8
23	8
24	5
25	5
26	7
27	7
28	7
29	7
30	8
31	8
32	6
33	6
34	9
35	9
36	10
37	10
38	11
39	11
40	9
41	9
42	12
43	12
44	11
45	11
46	13
47	13
48	6
49	6
50	9
51	9
52	10
53	10
54	11
55	11
56	9
57	9
58	12
59	12
60	11
61	11
62	13
63	13
64	7
65	7
66	11
67	11
68	13
69	13
70	14
71	14
72	13
73	13
74	17
75	17
76	15
77	15
78	18
79	18
80	11
81	11
82	16
83	16

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	4
13	4
14	5
15	5
16	5
17	5
18	7
19	7
20	7
21	7
22	8
23	8
24	5
25	5
26	7
27	7
28	7
29	7
30	8
31	8
32	6
33	6
34	9
35	9
36	10
37	10
38	11
39	11
40	9
41	9
42	12
43	12
44	11
45	11
46	13
47	13
48	6
49	6
50	9
51	9
52	10
53	10
54	11
55	11
56	9
57	9
58	12
59	12
60	11
61	11
62	13
63	13
64	7
65	7
66	11
67	11
68	13
69	13
70	14
71	14
72	13
73	13
74	17
75	17
76	15
77	15
78	18
79	18
80	11
81	11
82	16
83	16