A177864 - cp's OEIS frontend

A177864 a(n) is the smallest nontrivial quadratic residue modulo prime(n), for n >= 3.

n	a(n)
3	4
4	2
5	3
6	3
7	2
8	4
9	2
10	4
11	2
12	3
13	2
14	4
15	2
16	4
17	3
18	3
19	4
20	2
21	2
22	2
23	3
24	2
25	2
26	4
27	2
28	3
29	3
30	2
31	2
32	3
33	2
34	4
35	4
36	2
37	3
38	4
39	2
40	4
41	3
42	3
43	2
44	2
45	4
46	2
47	4
48	2
49	3
50	3
51	2
52	2
53	2
54	3
55	2
56	2
57	4
58	2
59	3
60	2
61	4
62	4
63	4
64	2
65	2
66	4
67	4
68	2
69	3
70	3
71	2
72	2
73	2
74	3
75	4
76	2
77	4
78	3
79	2
80	2
81	3
82	3
83	2
84	2
85	2
86	3
87	2
88	2
89	4
90	2
91	3
92	2
93	2
94	3
95	4
96	2
97	4
98	2
99	4
100	3

[4, 2, 3, 3, 2, 4, 2, 4, 2, 3, 2, 4, 2, 4, 3, 3, 4, 2, 2, 2, 3, 2, 2, 4, 2, 3, 3, 2, 2, 3, 2, 4, 4, 2, 3, 4, 2, 4, 3, 3, 2, 2, 4, 2, 4, 2, 3, 3, 2, 2, 2, 3, 2, 2, 4, 2, 3, 2, 4, 4, 4, 2, 2, 4, 4, 2, 3, 3, 2, 2, 2, 3, 4, 2, 4, 3, 2, 2, 3, 3, 2, 2, 2, 3, 2, 2, 4, 2, 3, 2, 2, 3, 4, 2, 4, 2, 4, 3]

cp's OEIS Frontend

A177864 a(n) is the smallest nontrivial quadratic residue modulo prime(n), for n >= 3.

Table of values

List of values

n	a(n)
3	4
4	2
5	3
6	3
7	2
8	4
9	2
10	4
11	2
12	3
13	2
14	4
15	2
16	4
17	3
18	3
19	4
20	2
21	2
22	2
23	3
24	2
25	2
26	4
27	2
28	3
29	3
30	2
31	2
32	3
33	2
34	4
35	4
36	2
37	3
38	4
39	2
40	4
41	3
42	3
43	2
44	2
45	4
46	2
47	4
48	2
49	3
50	3
51	2
52	2
53	2
54	3
55	2
56	2
57	4
58	2
59	3
60	2
61	4
62	4
63	4
64	2
65	2
66	4
67	4
68	2
69	3
70	3
71	2
72	2
73	2
74	3
75	4
76	2
77	4
78	3
79	2
80	2
81	3
82	3
83	2
84	2
85	2
86	3
87	2
88	2
89	4
90	2
91	3
92	2
93	2
94	3
95	4
96	2
97	4
98	2
99	4
100	3

n	a(n)
3	4
4	2
5	3
6	3
7	2
8	4
9	2
10	4
11	2
12	3
13	2
14	4
15	2
16	4
17	3
18	3
19	4
20	2
21	2
22	2
23	3
24	2
25	2
26	4
27	2
28	3
29	3
30	2
31	2
32	3
33	2
34	4
35	4
36	2
37	3
38	4
39	2
40	4
41	3
42	3
43	2
44	2
45	4
46	2
47	4
48	2
49	3
50	3
51	2
52	2
53	2
54	3
55	2
56	2
57	4
58	2
59	3
60	2
61	4
62	4
63	4
64	2
65	2
66	4
67	4
68	2
69	3
70	3
71	2
72	2
73	2
74	3
75	4
76	2
77	4
78	3
79	2
80	2
81	3
82	3
83	2
84	2
85	2
86	3
87	2
88	2
89	4
90	2
91	3
92	2
93	2
94	3
95	4
96	2
97	4
98	2
99	4
100	3

n	a(n)
3	4
4	2
5	3
6	3
7	2
8	4
9	2
10	4
11	2
12	3
13	2
14	4
15	2
16	4
17	3
18	3
19	4
20	2
21	2
22	2
23	3
24	2
25	2
26	4
27	2
28	3
29	3
30	2
31	2
32	3
33	2
34	4
35	4
36	2
37	3
38	4
39	2
40	4
41	3
42	3
43	2
44	2
45	4
46	2
47	4
48	2
49	3
50	3
51	2
52	2
53	2
54	3
55	2
56	2
57	4
58	2
59	3
60	2
61	4
62	4
63	4
64	2
65	2
66	4
67	4
68	2
69	3
70	3
71	2
72	2
73	2
74	3
75	4
76	2
77	4
78	3
79	2
80	2
81	3
82	3
83	2
84	2
85	2
86	3
87	2
88	2
89	4
90	2
91	3
92	2
93	2
94	3
95	4
96	2
97	4
98	2
99	4
100	3