A062175 - cp's OEIS frontend

A062175 a(n) = 4^(n-1) mod n.

n	a(n)
1	0
2	0
3	1
4	0
5	1
6	4
7	1
8	0
9	7
10	4
11	1
12	4
13	1
14	4
15	1
16	0
17	1
18	16
19	1
20	4
21	16
22	4
23	1
24	16
25	6
26	4
27	7
28	8
29	1
30	4
31	1
32	0
33	16
34	4
35	11
36	16
37	1
38	4
39	16
40	24
41	1
42	16
43	1
44	20
45	16
46	4
47	1
48	16
49	29
50	44
51	16
52	12
53	1
54	34
55	36
56	32
57	16
58	4
59	1
60	4
61	1
62	4
63	16
64	0
65	61
66	34
67	1
68	64
69	16
70	64
71	1
72	16
73	1
74	4
75	31
76	64
77	4
78	10
79	1
80	64
81	61
82	4
83	1
84	16
85	1
86	4
87	16

[0, 0, 1, 0, 1, 4, 1, 0, 7, 4, 1, 4, 1, 4, 1, 0, 1, 16, 1, 4, 16, 4, 1, 16, 6, 4, 7, 8, 1, 4, 1, 0, 16, 4, 11, 16, 1, 4, 16, 24, 1, 16, 1, 20, 16, 4, 1, 16, 29, 44, 16, 12, 1, 34, 36, 32, 16, 4, 1, 4, 1, 4, 16, 0, 61, 34, 1, 64, 16, 64, 1, 16, 1, 4, 31, 64, 4, 10, 1, 64, 61, 4, 1, 16, 1, 4, 16]

cp's OEIS Frontend

A062175 a(n) = 4^(n-1) mod n.

Table of values

List of values

n	a(n)
1	0
2	0
3	1
4	0
5	1
6	4
7	1
8	0
9	7
10	4
11	1
12	4
13	1
14	4
15	1
16	0
17	1
18	16
19	1
20	4
21	16
22	4
23	1
24	16
25	6
26	4
27	7
28	8
29	1
30	4
31	1
32	0
33	16
34	4
35	11
36	16
37	1
38	4
39	16
40	24
41	1
42	16
43	1
44	20
45	16
46	4
47	1
48	16
49	29
50	44
51	16
52	12
53	1
54	34
55	36
56	32
57	16
58	4
59	1
60	4
61	1
62	4
63	16
64	0
65	61
66	34
67	1
68	64
69	16
70	64
71	1
72	16
73	1
74	4
75	31
76	64
77	4
78	10
79	1
80	64
81	61
82	4
83	1
84	16
85	1
86	4
87	16

n	a(n)
1	0
2	0
3	1
4	0
5	1
6	4
7	1
8	0
9	7
10	4
11	1
12	4
13	1
14	4
15	1
16	0
17	1
18	16
19	1
20	4
21	16
22	4
23	1
24	16
25	6
26	4
27	7
28	8
29	1
30	4
31	1
32	0
33	16
34	4
35	11
36	16
37	1
38	4
39	16
40	24
41	1
42	16
43	1
44	20
45	16
46	4
47	1
48	16
49	29
50	44
51	16
52	12
53	1
54	34
55	36
56	32
57	16
58	4
59	1
60	4
61	1
62	4
63	16
64	0
65	61
66	34
67	1
68	64
69	16
70	64
71	1
72	16
73	1
74	4
75	31
76	64
77	4
78	10
79	1
80	64
81	61
82	4
83	1
84	16
85	1
86	4
87	16

n	a(n)
1	0
2	0
3	1
4	0
5	1
6	4
7	1
8	0
9	7
10	4
11	1
12	4
13	1
14	4
15	1
16	0
17	1
18	16
19	1
20	4
21	16
22	4
23	1
24	16
25	6
26	4
27	7
28	8
29	1
30	4
31	1
32	0
33	16
34	4
35	11
36	16
37	1
38	4
39	16
40	24
41	1
42	16
43	1
44	20
45	16
46	4
47	1
48	16
49	29
50	44
51	16
52	12
53	1
54	34
55	36
56	32
57	16
58	4
59	1
60	4
61	1
62	4
63	16
64	0
65	61
66	34
67	1
68	64
69	16
70	64
71	1
72	16
73	1
74	4
75	31
76	64
77	4
78	10
79	1
80	64
81	61
82	4
83	1
84	16
85	1
86	4
87	16