A376510 - cp's OEIS frontend

A376510 a(n) is the number of pairs of primes p+q=2*(n+4) with 5 <= p <= n such that either p+6 or q+6 is also prime.

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

[1, 1, 1, 1, 2, 1, 2, 3, 2, 2, 3, 1, 3, 4, 1, 2, 4, 2, 3, 4, 3, 3, 5, 2, 3, 6, 1, 4, 6, 2, 4, 5, 4, 4, 6, 4, 4, 8, 3, 3, 8, 3, 5, 7, 2, 4, 7, 4, 5, 6, 5, 6, 9, 5, 4, 12, 3, 5, 10, 2, 5, 7, 5, 5, 6, 6, 5, 11, 5, 4, 11, 2, 7, 8, 3, 6, 10, 5, 4, 9, 7, 5, 11, 6]

cp's OEIS Frontend

A376510 a(n) is the number of pairs of primes p+q=2*(n+4) with 5 <= p <= n such that either p+6 or q+6 is also prime.

Table of values

List of values

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

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

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