A248376 - cp's OEIS frontend

A248376 Maximal gap between quadratic residues mod n; here quadratic residues must be coprime to n.

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

[1, 2, 3, 4, 3, 6, 4, 8, 3, 8, 4, 12, 5, 8, 12, 8, 4, 6, 5, 12, 12, 8, 6, 24, 3, 8, 3, 16, 4, 18, 5, 8, 12, 8, 13, 12, 5, 10, 15, 32, 6, 24, 6, 16, 12, 12, 6, 24, 4, 8, 18, 20, 7, 6, 13, 32, 15, 10, 6, 48, 7, 10, 12, 8, 13, 24, 7, 16, 18, 20, 8, 24, 5, 10]

cp's OEIS Frontend

A248376 Maximal gap between quadratic residues mod n; here quadratic residues must be coprime to n.

Table of values

List of values

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

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

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