A338756 - cp's OEIS frontend

A338756 Number of consecutive triples of quadratic residues mod p in the interval [1..p-1] where p is the n-th prime.

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

[0, 0, 0, 0, 1, 0, 0, 2, 2, 4, 3, 4, 2, 5, 5, 4, 7, 8, 8, 8, 8, 9, 10, 8, 8, 12, 12, 13, 12, 14, 15, 16, 18, 17, 16, 18, 16, 20, 20, 24, 22, 24, 23, 24, 24, 24, 26, 27, 28, 24, 24, 29, 32, 31, 30, 32, 36, 33, 36, 32, 35, 40, 38, 38, 34, 36, 41, 38, 43, 44, 38, 44, 45, 44, 47]

cp's OEIS Frontend

A338756 Number of consecutive triples of quadratic residues mod p in the interval [1..p-1] where p is the n-th prime.

Table of values

List of values

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

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

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