A161622 - cp's OEIS frontend

A161622 Denominators of the ratios (in lowest terms) of numbers of primes in one square interval to that of the interval and its successor.

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

[2, 2, 5, 5, 3, 7, 7, 7, 8, 9, 9, 2, 9, 5, 13, 12, 11, 2, 13, 2, 2, 13, 5, 17, 15, 15, 17, 17, 2, 9, 19, 19, 19, 19, 19, 2, 7, 23, 23, 23, 20, 7, 23, 24, 23, 23, 28, 5, 21, 26, 31, 7, 25, 24, 23, 29, 30, 29, 2, 29, 30, 32, 29, 15, 31, 2, 32, 30, 34, 12, 2, 32, 2, 35, 20, 18, 16, 41, 36, 33]

cp's OEIS Frontend

A161622 Denominators of the ratios (in lowest terms) of numbers of primes in one square interval to that of the interval and its successor.

Table of values

List of values

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

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

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