A103274 - cp's OEIS frontend

A103274 Number of ways of writing prime(n) in the form 2*prime(i)+prime(j).

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

[0, 0, 0, 1, 2, 2, 4, 2, 3, 4, 2, 4, 5, 4, 4, 5, 3, 3, 5, 4, 4, 5, 4, 7, 6, 6, 5, 6, 6, 8, 6, 6, 8, 5, 8, 6, 6, 9, 5, 9, 7, 6, 6, 7, 10, 7, 8, 8, 6, 9, 12, 10, 7, 7, 11, 8, 10, 8, 11, 12, 9, 10, 12, 8, 10, 14, 12, 12, 7, 9, 12, 12, 11, 13, 10, 10, 15, 12, 15, 11, 12, 9, 12, 12, 12, 14, 12, 14, 13]

cp's OEIS Frontend

A103274 Number of ways of writing prime(n) in the form 2*prime(i)+prime(j).

Table of values

List of values

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

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

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