A219025 - cp's OEIS frontend

A219025 Number of primes p such that 6n-p and 6n+p are both prime.

n	a(n)
1	0
2	0
3	0
4	0
5	0
6	1
7	1
8	1
9	1
10	1
11	2
12	1
13	2
14	2
15	2
16	2
17	1
18	1
19	2
20	4
21	1
22	2
23	1
24	3
25	2
26	2
27	2
28	2
29	3
30	2
31	3
32	1
33	1
34	2
35	5
36	2
37	2
38	2
39	4
40	3
41	3
42	4
43	1
44	2
45	5
46	3
47	2
48	2
49	5
50	4
51	1
52	3
53	1
54	3
55	5
56	3
57	3
58	3
59	3
60	4
61	4
62	2
63	6
64	4
65	7
66	5
67	2
68	3
69	3
70	7
71	5
72	3
73	5
74	5
75	7
76	4
77	4
78	2
79	3
80	4
81	2
82	3
83	3
84	6
85	6
86	3
87	2
88	5
89	4
90	7
91	3
92	4
93	2
94	3
95	7
96	1
97	6
98	4
99	5
100	6

[0, 0, 0, 0, 0, 1, 1, 1, 1, 1, 2, 1, 2, 2, 2, 2, 1, 1, 2, 4, 1, 2, 1, 3, 2, 2, 2, 2, 3, 2, 3, 1, 1, 2, 5, 2, 2, 2, 4, 3, 3, 4, 1, 2, 5, 3, 2, 2, 5, 4, 1, 3, 1, 3, 5, 3, 3, 3, 3, 4, 4, 2, 6, 4, 7, 5, 2, 3, 3, 7, 5, 3, 5, 5, 7, 4, 4, 2, 3, 4, 2, 3, 3, 6, 6, 3, 2, 5, 4, 7, 3, 4, 2, 3, 7, 1, 6, 4, 5, 6]

cp's OEIS Frontend

A219025 Number of primes p such that 6n-p and 6n+p are both prime.

Table of values

List of values

n	a(n)
1	0
2	0
3	0
4	0
5	0
6	1
7	1
8	1
9	1
10	1
11	2
12	1
13	2
14	2
15	2
16	2
17	1
18	1
19	2
20	4
21	1
22	2
23	1
24	3
25	2
26	2
27	2
28	2
29	3
30	2
31	3
32	1
33	1
34	2
35	5
36	2
37	2
38	2
39	4
40	3
41	3
42	4
43	1
44	2
45	5
46	3
47	2
48	2
49	5
50	4
51	1
52	3
53	1
54	3
55	5
56	3
57	3
58	3
59	3
60	4
61	4
62	2
63	6
64	4
65	7
66	5
67	2
68	3
69	3
70	7
71	5
72	3
73	5
74	5
75	7
76	4
77	4
78	2
79	3
80	4
81	2
82	3
83	3
84	6
85	6
86	3
87	2
88	5
89	4
90	7
91	3
92	4
93	2
94	3
95	7
96	1
97	6
98	4
99	5
100	6

n	a(n)
1	0
2	0
3	0
4	0
5	0
6	1
7	1
8	1
9	1
10	1
11	2
12	1
13	2
14	2
15	2
16	2
17	1
18	1
19	2
20	4
21	1
22	2
23	1
24	3
25	2
26	2
27	2
28	2
29	3
30	2
31	3
32	1
33	1
34	2
35	5
36	2
37	2
38	2
39	4
40	3
41	3
42	4
43	1
44	2
45	5
46	3
47	2
48	2
49	5
50	4
51	1
52	3
53	1
54	3
55	5
56	3
57	3
58	3
59	3
60	4
61	4
62	2
63	6
64	4
65	7
66	5
67	2
68	3
69	3
70	7
71	5
72	3
73	5
74	5
75	7
76	4
77	4
78	2
79	3
80	4
81	2
82	3
83	3
84	6
85	6
86	3
87	2
88	5
89	4
90	7
91	3
92	4
93	2
94	3
95	7
96	1
97	6
98	4
99	5
100	6

n	a(n)
1	0
2	0
3	0
4	0
5	0
6	1
7	1
8	1
9	1
10	1
11	2
12	1
13	2
14	2
15	2
16	2
17	1
18	1
19	2
20	4
21	1
22	2
23	1
24	3
25	2
26	2
27	2
28	2
29	3
30	2
31	3
32	1
33	1
34	2
35	5
36	2
37	2
38	2
39	4
40	3
41	3
42	4
43	1
44	2
45	5
46	3
47	2
48	2
49	5
50	4
51	1
52	3
53	1
54	3
55	5
56	3
57	3
58	3
59	3
60	4
61	4
62	2
63	6
64	4
65	7
66	5
67	2
68	3
69	3
70	7
71	5
72	3
73	5
74	5
75	7
76	4
77	4
78	2
79	3
80	4
81	2
82	3
83	3
84	6
85	6
86	3
87	2
88	5
89	4
90	7
91	3
92	4
93	2
94	3
95	7
96	1
97	6
98	4
99	5
100	6