A062302 - cp's OEIS frontend

A062302 Number of ways writing n-th prime as a sum of a prime and a nonprime.

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

[0, 1, 0, 1, 4, 3, 6, 5, 8, 9, 8, 11, 12, 11, 14, 15, 16, 15, 18, 19, 18, 21, 22, 23, 24, 25, 24, 27, 26, 29, 30, 31, 32, 31, 34, 33, 36, 37, 38, 39, 40, 39, 42, 41, 44, 43, 46, 47, 48, 47, 50, 51, 50, 53, 54, 55, 56, 55, 58, 59, 58, 61, 62, 63, 62, 65, 66, 67, 68, 67, 70, 71, 72]

cp's OEIS Frontend

A062302 Number of ways writing n-th prime as a sum of a prime and a nonprime.

Table of values

List of values

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

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

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