A283371 - cp's OEIS frontend

A283371 Maximum number of pairs of primes (p, q) such that p < q = < prime (n) and q - p = constant.

n	a(n)
1	0
2	1
3	1
4	2
5	2
6	3
7	3
8	4
9	5
10	6
11	6
12	7
13	7
14	8
15	9
16	10
17	11
18	11
19	12
20	12
21	13
22	14
23	14
24	15
25	15
26	15
27	16
28	17
29	18
30	19
31	19
32	19
33	20
34	21
35	21
36	21
37	22
38	22
39	23
40	23
41	24
42	25
43	25
44	26
45	27
46	27
47	28
48	29
49	30
50	31
51	31
52	31
53	32
54	32
55	33
56	34
57	35
58	36
59	36
60	37
61	37
62	38
63	39
64	40
65	41
66	41
67	41
68	42
69	43
70	43
71	43
72	43
73	44
74	44
75	45
76	46
77	47
78	48
79	48
80	49
81	50
82	50

[0, 1, 1, 2, 2, 3, 3, 4, 5, 6, 6, 7, 7, 8, 9, 10, 11, 11, 12, 12, 13, 14, 14, 15, 15, 15, 16, 17, 18, 19, 19, 19, 20, 21, 21, 21, 22, 22, 23, 23, 24, 25, 25, 26, 27, 27, 28, 29, 30, 31, 31, 31, 32, 32, 33, 34, 35, 36, 36, 37, 37, 38, 39, 40, 41, 41, 41, 42, 43, 43, 43, 43, 44, 44, 45, 46, 47, 48, 48, 49, 50, 50]

cp's OEIS Frontend

A283371 Maximum number of pairs of primes (p, q) such that p < q = < prime (n) and q - p = constant.

Table of values

List of values

n	a(n)
1	0
2	1
3	1
4	2
5	2
6	3
7	3
8	4
9	5
10	6
11	6
12	7
13	7
14	8
15	9
16	10
17	11
18	11
19	12
20	12
21	13
22	14
23	14
24	15
25	15
26	15
27	16
28	17
29	18
30	19
31	19
32	19
33	20
34	21
35	21
36	21
37	22
38	22
39	23
40	23
41	24
42	25
43	25
44	26
45	27
46	27
47	28
48	29
49	30
50	31
51	31
52	31
53	32
54	32
55	33
56	34
57	35
58	36
59	36
60	37
61	37
62	38
63	39
64	40
65	41
66	41
67	41
68	42
69	43
70	43
71	43
72	43
73	44
74	44
75	45
76	46
77	47
78	48
79	48
80	49
81	50
82	50

n	a(n)
1	0
2	1
3	1
4	2
5	2
6	3
7	3
8	4
9	5
10	6
11	6
12	7
13	7
14	8
15	9
16	10
17	11
18	11
19	12
20	12
21	13
22	14
23	14
24	15
25	15
26	15
27	16
28	17
29	18
30	19
31	19
32	19
33	20
34	21
35	21
36	21
37	22
38	22
39	23
40	23
41	24
42	25
43	25
44	26
45	27
46	27
47	28
48	29
49	30
50	31
51	31
52	31
53	32
54	32
55	33
56	34
57	35
58	36
59	36
60	37
61	37
62	38
63	39
64	40
65	41
66	41
67	41
68	42
69	43
70	43
71	43
72	43
73	44
74	44
75	45
76	46
77	47
78	48
79	48
80	49
81	50
82	50

n	a(n)
1	0
2	1
3	1
4	2
5	2
6	3
7	3
8	4
9	5
10	6
11	6
12	7
13	7
14	8
15	9
16	10
17	11
18	11
19	12
20	12
21	13
22	14
23	14
24	15
25	15
26	15
27	16
28	17
29	18
30	19
31	19
32	19
33	20
34	21
35	21
36	21
37	22
38	22
39	23
40	23
41	24
42	25
43	25
44	26
45	27
46	27
47	28
48	29
49	30
50	31
51	31
52	31
53	32
54	32
55	33
56	34
57	35
58	36
59	36
60	37
61	37
62	38
63	39
64	40
65	41
66	41
67	41
68	42
69	43
70	43
71	43
72	43
73	44
74	44
75	45
76	46
77	47
78	48
79	48
80	49
81	50
82	50