A020652 - cp's OEIS frontend

A020652 Numerators in canonical bijection from positive integers to positive rationals.

n	a(n)
1	1
2	1
3	2
4	1
5	3
6	1
7	2
8	3
9	4
10	1
11	5
12	1
13	2
14	3
15	4
16	5
17	6
18	1
19	3
20	5
21	7
22	1
23	2
24	4
25	5
26	7
27	8
28	1
29	3
30	7
31	9
32	1
33	2
34	3
35	4
36	5
37	6
38	7
39	8
40	9
41	10
42	1
43	5
44	7
45	11
46	1
47	2
48	3
49	4
50	5
51	6
52	7
53	8
54	9
55	10
56	11
57	12
58	1
59	3
60	5
61	9
62	11
63	13
64	1
65	2
66	4
67	7
68	8
69	11
70	13
71	14
72	1
73	3
74	5
75	7
76	9
77	11
78	13
79	15
80	1
81	2
82	3
83	4
84	5
85	6
86	7
87	8
88	9
89	10
90	11
91	12
92	13
93	14
94	15
95	16
96	1
97	5

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

cp's OEIS Frontend

A020652 Numerators in canonical bijection from positive integers to positive rationals.

Table of values

List of values

n	a(n)
1	1
2	1
3	2
4	1
5	3
6	1
7	2
8	3
9	4
10	1
11	5
12	1
13	2
14	3
15	4
16	5
17	6
18	1
19	3
20	5
21	7
22	1
23	2
24	4
25	5
26	7
27	8
28	1
29	3
30	7
31	9
32	1
33	2
34	3
35	4
36	5
37	6
38	7
39	8
40	9
41	10
42	1
43	5
44	7
45	11
46	1
47	2
48	3
49	4
50	5
51	6
52	7
53	8
54	9
55	10
56	11
57	12
58	1
59	3
60	5
61	9
62	11
63	13
64	1
65	2
66	4
67	7
68	8
69	11
70	13
71	14
72	1
73	3
74	5
75	7
76	9
77	11
78	13
79	15
80	1
81	2
82	3
83	4
84	5
85	6
86	7
87	8
88	9
89	10
90	11
91	12
92	13
93	14
94	15
95	16
96	1
97	5

n	a(n)
1	1
2	1
3	2
4	1
5	3
6	1
7	2
8	3
9	4
10	1
11	5
12	1
13	2
14	3
15	4
16	5
17	6
18	1
19	3
20	5
21	7
22	1
23	2
24	4
25	5
26	7
27	8
28	1
29	3
30	7
31	9
32	1
33	2
34	3
35	4
36	5
37	6
38	7
39	8
40	9
41	10
42	1
43	5
44	7
45	11
46	1
47	2
48	3
49	4
50	5
51	6
52	7
53	8
54	9
55	10
56	11
57	12
58	1
59	3
60	5
61	9
62	11
63	13
64	1
65	2
66	4
67	7
68	8
69	11
70	13
71	14
72	1
73	3
74	5
75	7
76	9
77	11
78	13
79	15
80	1
81	2
82	3
83	4
84	5
85	6
86	7
87	8
88	9
89	10
90	11
91	12
92	13
93	14
94	15
95	16
96	1
97	5

n	a(n)
1	1
2	1
3	2
4	1
5	3
6	1
7	2
8	3
9	4
10	1
11	5
12	1
13	2
14	3
15	4
16	5
17	6
18	1
19	3
20	5
21	7
22	1
23	2
24	4
25	5
26	7
27	8
28	1
29	3
30	7
31	9
32	1
33	2
34	3
35	4
36	5
37	6
38	7
39	8
40	9
41	10
42	1
43	5
44	7
45	11
46	1
47	2
48	3
49	4
50	5
51	6
52	7
53	8
54	9
55	10
56	11
57	12
58	1
59	3
60	5
61	9
62	11
63	13
64	1
65	2
66	4
67	7
68	8
69	11
70	13
71	14
72	1
73	3
74	5
75	7
76	9
77	11
78	13
79	15
80	1
81	2
82	3
83	4
84	5
85	6
86	7
87	8
88	9
89	10
90	11
91	12
92	13
93	14
94	15
95	16
96	1
97	5