A266953 - cp's OEIS frontend

A266953 Least prime p such that p-2 and 6n-p and either 6n+2-p or 6n+4-p is also prime, or 0 if no such prime exists.

n	a(n)
0	0
1	0
2	5
3	5
4	5
5	13
6	7
7	5
8	5
9	13
10	19
11	7
12	5
13	7
14	5
15	19
16	0
17	5
18	5
19	5
20	13
21	19
22	5
23	31
24	7
25	13
26	7
27	13
28	5
29	73
30	31
31	7
32	13
33	5
34	7
35	13
36	19
37	31
38	5
39	5
40	13
41	7
42	13
43	19
44	73
45	31
46	7
47	5
48	7
49	13
50	19
51	109
52	5
53	5
54	13
55	19
56	109
57	31
58	109
59	5
60	13
61	19
62	61
63	31
64	5
65	43
66	199
67	5
68	61
69	103
70	73
71	7
72	13
73	7
74	5
75	19
76	109
77	5
78	5
79	13
80	19
81	139
82	5
83	151
84	5
85	199
86	0
87	61
88	7
89	13
90	19
91	199
92	31
93	139
94	43
95	109
96	7
97	13
98	19

[0, 0, 5, 5, 5, 13, 7, 5, 5, 13, 19, 7, 5, 7, 5, 19, 0, 5, 5, 5, 13, 19, 5, 31, 7, 13, 7, 13, 5, 73, 31, 7, 13, 5, 7, 13, 19, 31, 5, 5, 13, 7, 13, 19, 73, 31, 7, 5, 7, 13, 19, 109, 5, 5, 13, 19, 109, 31, 109, 5, 13, 19, 61, 31, 5, 43, 199, 5, 61, 103, 73, 7, 13, 7, 5, 19, 109, 5, 5, 13, 19, 139, 5, 151, 5, 199, 0, 61, 7, 13, 19, 199, 31, 139, 43, 109, 7, 13, 19]

cp's OEIS Frontend

A266953 Least prime p such that p-2 and 6n-p and either 6n+2-p or 6n+4-p is also prime, or 0 if no such prime exists.

Table of values

List of values

n	a(n)
0	0
1	0
2	5
3	5
4	5
5	13
6	7
7	5
8	5
9	13
10	19
11	7
12	5
13	7
14	5
15	19
16	0
17	5
18	5
19	5
20	13
21	19
22	5
23	31
24	7
25	13
26	7
27	13
28	5
29	73
30	31
31	7
32	13
33	5
34	7
35	13
36	19
37	31
38	5
39	5
40	13
41	7
42	13
43	19
44	73
45	31
46	7
47	5
48	7
49	13
50	19
51	109
52	5
53	5
54	13
55	19
56	109
57	31
58	109
59	5
60	13
61	19
62	61
63	31
64	5
65	43
66	199
67	5
68	61
69	103
70	73
71	7
72	13
73	7
74	5
75	19
76	109
77	5
78	5
79	13
80	19
81	139
82	5
83	151
84	5
85	199
86	0
87	61
88	7
89	13
90	19
91	199
92	31
93	139
94	43
95	109
96	7
97	13
98	19

n	a(n)
0	0
1	0
2	5
3	5
4	5
5	13
6	7
7	5
8	5
9	13
10	19
11	7
12	5
13	7
14	5
15	19
16	0
17	5
18	5
19	5
20	13
21	19
22	5
23	31
24	7
25	13
26	7
27	13
28	5
29	73
30	31
31	7
32	13
33	5
34	7
35	13
36	19
37	31
38	5
39	5
40	13
41	7
42	13
43	19
44	73
45	31
46	7
47	5
48	7
49	13
50	19
51	109
52	5
53	5
54	13
55	19
56	109
57	31
58	109
59	5
60	13
61	19
62	61
63	31
64	5
65	43
66	199
67	5
68	61
69	103
70	73
71	7
72	13
73	7
74	5
75	19
76	109
77	5
78	5
79	13
80	19
81	139
82	5
83	151
84	5
85	199
86	0
87	61
88	7
89	13
90	19
91	199
92	31
93	139
94	43
95	109
96	7
97	13
98	19

n	a(n)
0	0
1	0
2	5
3	5
4	5
5	13
6	7
7	5
8	5
9	13
10	19
11	7
12	5
13	7
14	5
15	19
16	0
17	5
18	5
19	5
20	13
21	19
22	5
23	31
24	7
25	13
26	7
27	13
28	5
29	73
30	31
31	7
32	13
33	5
34	7
35	13
36	19
37	31
38	5
39	5
40	13
41	7
42	13
43	19
44	73
45	31
46	7
47	5
48	7
49	13
50	19
51	109
52	5
53	5
54	13
55	19
56	109
57	31
58	109
59	5
60	13
61	19
62	61
63	31
64	5
65	43
66	199
67	5
68	61
69	103
70	73
71	7
72	13
73	7
74	5
75	19
76	109
77	5
78	5
79	13
80	19
81	139
82	5
83	151
84	5
85	199
86	0
87	61
88	7
89	13
90	19
91	199
92	31
93	139
94	43
95	109
96	7
97	13
98	19