A305125 - cp's OEIS frontend

A305125 Number of ways to express n^2 as average of two primes p1 < p2.

n	a(n)
1	0
2	1
3	2
4	2
5	4
6	6
7	3
8	3
9	10
10	8
11	8
12	17
13	9
14	11
15	27
16	11
17	12
18	27
19	14
20	21
21	39
22	17
23	19
24	36
25	28
26	22
27	48
28	25
29	24
30	75
31	30
32	25
33	68
34	35
35	56
36	68
37	37
38	40
39	93
40	54
41	43
42	103
43	42
44	52
45	125
46	51
47	49
48	117
49	64
50	76
51	130
52	63
53	56
54	135
55	99
56	78
57	151
58	76
59	73
60	198

[0, 1, 2, 2, 4, 6, 3, 3, 10, 8, 8, 17, 9, 11, 27, 11, 12, 27, 14, 21, 39, 17, 19, 36, 28, 22, 48, 25, 24, 75, 30, 25, 68, 35, 56, 68, 37, 40, 93, 54, 43, 103, 42, 52, 125, 51, 49, 117, 64, 76, 130, 63, 56, 135, 99, 78, 151, 76, 73, 198]

cp's OEIS Frontend

A305125 Number of ways to express n^2 as average of two primes p1 < p2.

Table of values

List of values

n	a(n)
1	0
2	1
3	2
4	2
5	4
6	6
7	3
8	3
9	10
10	8
11	8
12	17
13	9
14	11
15	27
16	11
17	12
18	27
19	14
20	21
21	39
22	17
23	19
24	36
25	28
26	22
27	48
28	25
29	24
30	75
31	30
32	25
33	68
34	35
35	56
36	68
37	37
38	40
39	93
40	54
41	43
42	103
43	42
44	52
45	125
46	51
47	49
48	117
49	64
50	76
51	130
52	63
53	56
54	135
55	99
56	78
57	151
58	76
59	73
60	198

n	a(n)
1	0
2	1
3	2
4	2
5	4
6	6
7	3
8	3
9	10
10	8
11	8
12	17
13	9
14	11
15	27
16	11
17	12
18	27
19	14
20	21
21	39
22	17
23	19
24	36
25	28
26	22
27	48
28	25
29	24
30	75
31	30
32	25
33	68
34	35
35	56
36	68
37	37
38	40
39	93
40	54
41	43
42	103
43	42
44	52
45	125
46	51
47	49
48	117
49	64
50	76
51	130
52	63
53	56
54	135
55	99
56	78
57	151
58	76
59	73
60	198

n	a(n)
1	0
2	1
3	2
4	2
5	4
6	6
7	3
8	3
9	10
10	8
11	8
12	17
13	9
14	11
15	27
16	11
17	12
18	27
19	14
20	21
21	39
22	17
23	19
24	36
25	28
26	22
27	48
28	25
29	24
30	75
31	30
32	25
33	68
34	35
35	56
36	68
37	37
38	40
39	93
40	54
41	43
42	103
43	42
44	52
45	125
46	51
47	49
48	117
49	64
50	76
51	130
52	63
53	56
54	135
55	99
56	78
57	151
58	76
59	73
60	198