A212844 - cp's OEIS frontend

A212844 a(n) = 2^(n+2) mod n.

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

[0, 0, 2, 0, 3, 4, 1, 0, 5, 6, 8, 4, 8, 2, 2, 0, 8, 4, 8, 4, 11, 16, 8, 16, 3, 16, 23, 8, 8, 16, 8, 0, 32, 16, 2, 4, 8, 16, 32, 24, 8, 4, 8, 20, 23, 16, 8, 16, 22, 46, 32, 12, 8, 4, 7, 16, 32, 16, 8, 4, 8, 16, 32, 0, 63, 58, 8, 64, 32, 36, 8, 40, 8, 16, 47]

cp's OEIS Frontend

A212844 a(n) = 2^(n+2) mod n.

Table of values

List of values

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

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

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