A258140 - cp's OEIS frontend

A258140 Number of ways to write 6*n + 2 as p^2 + q with p and q both prime.

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

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

cp's OEIS Frontend

A258140 Number of ways to write 6*n + 2 as p^2 + q with p and q both prime.

Table of values

List of values

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

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

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