A241568 - cp's OEIS frontend

A241568 a(n) = |{0 < k < prime(n)/2: k is not only a quadratic nonresidue modulo prime(n) but also a Fibonacci number}|.

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

[0, 0, 1, 1, 1, 2, 2, 3, 1, 3, 2, 4, 2, 4, 2, 5, 3, 3, 5, 3, 4, 2, 5, 2, 4, 4, 3, 4, 3, 5, 3, 2, 5, 4, 7, 2, 6, 5, 4, 4, 5, 4, 3, 4, 7, 4, 4, 4, 5, 6, 4, 3, 5, 4, 3, 3, 3, 3, 3, 5, 6, 7, 8, 2, 5, 7, 6, 3, 5, 7, 5, 3, 4, 4, 6, 3, 6, 7, 4, 3]

cp's OEIS Frontend

A241568 a(n) = |{0 < k < prime(n)/2: k is not only a quadratic nonresidue modulo prime(n) but also a Fibonacci number}|.

Table of values

List of values

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

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

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