A002372 - cp's OEIS frontend

A002372 Goldbach conjecture: number of decompositions of 2n into ordered sums of two odd primes.

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

[0, 0, 1, 2, 3, 2, 3, 4, 4, 4, 5, 6, 5, 4, 6, 4, 7, 8, 3, 6, 8, 6, 7, 10, 8, 6, 10, 6, 7, 12, 5, 10, 12, 4, 10, 12, 9, 10, 14, 8, 9, 16, 9, 8, 18, 8, 9, 14, 6, 12, 16, 10, 11, 16, 12, 14, 20, 12, 11, 24, 7, 10, 20, 6, 14, 18, 11, 10, 16, 14, 15, 22, 11, 10, 24, 8, 16, 22, 9, 16, 20, 10]

cp's OEIS Frontend

A002372 Goldbach conjecture: number of decompositions of 2n into ordered sums of two odd primes.

Table of values

List of values

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

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

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