A199800 - cp's OEIS frontend

A199800 Number of ways to write n = p+q with p, 6q-1 and 6q+1 all prime.

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

[0, 0, 1, 2, 2, 2, 2, 3, 2, 3, 0, 4, 2, 4, 3, 2, 2, 3, 3, 5, 3, 3, 3, 4, 4, 3, 2, 4, 3, 5, 3, 4, 3, 5, 5, 6, 3, 4, 3, 5, 5, 5, 6, 5, 4, 5, 5, 6, 7, 5, 4, 5, 4, 7, 6, 4, 4, 4, 5, 6, 6, 5, 6, 7, 4, 5, 2, 4, 7, 5, 7, 4, 5, 6, 7, 7, 7, 5, 6, 4, 7, 4, 7, 7, 6, 5, 3, 5, 8, 7, 7, 5, 5, 6, 4, 5, 4, 5, 8, 7]

cp's OEIS Frontend

A199800 Number of ways to write n = p+q with p, 6q-1 and 6q+1 all prime.

Table of values

List of values

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

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

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