A082511 - cp's OEIS frontend

A082511 a(n) = 3^n mod 2n.

n	a(n)
1	1
2	1
3	3
4	1
5	3
6	9
7	3
8	1
9	9
10	9
11	3
12	9
13	3
14	9
15	27
16	1
17	3
18	9
19	3
20	1
21	27
22	9
23	3
24	33
25	43
26	9
27	27
28	25
29	3
30	9
31	3
32	1
33	27
34	9
35	47
36	9
37	3
38	9
39	27
40	1
41	3
42	57
43	3
44	81
45	63
46	9
47	3
48	33
49	31
50	49
51	27
52	81
53	3
54	81
55	67
56	65
57	27
58	9
59	3
60	81
61	3
62	9
63	27
64	1
65	113
66	69
67	3
68	81
69	27
70	109
71	3
72	81
73	3
74	9
75	57
76	81
77	75
78	105
79	3
80	1
81	81
82	9
83	3
84	57
85	73

[1, 1, 3, 1, 3, 9, 3, 1, 9, 9, 3, 9, 3, 9, 27, 1, 3, 9, 3, 1, 27, 9, 3, 33, 43, 9, 27, 25, 3, 9, 3, 1, 27, 9, 47, 9, 3, 9, 27, 1, 3, 57, 3, 81, 63, 9, 3, 33, 31, 49, 27, 81, 3, 81, 67, 65, 27, 9, 3, 81, 3, 9, 27, 1, 113, 69, 3, 81, 27, 109, 3, 81, 3, 9, 57, 81, 75, 105, 3, 1, 81, 9, 3, 57, 73]

cp's OEIS Frontend

A082511 a(n) = 3^n mod 2n.

Table of values

List of values

n	a(n)
1	1
2	1
3	3
4	1
5	3
6	9
7	3
8	1
9	9
10	9
11	3
12	9
13	3
14	9
15	27
16	1
17	3
18	9
19	3
20	1
21	27
22	9
23	3
24	33
25	43
26	9
27	27
28	25
29	3
30	9
31	3
32	1
33	27
34	9
35	47
36	9
37	3
38	9
39	27
40	1
41	3
42	57
43	3
44	81
45	63
46	9
47	3
48	33
49	31
50	49
51	27
52	81
53	3
54	81
55	67
56	65
57	27
58	9
59	3
60	81
61	3
62	9
63	27
64	1
65	113
66	69
67	3
68	81
69	27
70	109
71	3
72	81
73	3
74	9
75	57
76	81
77	75
78	105
79	3
80	1
81	81
82	9
83	3
84	57
85	73

n	a(n)
1	1
2	1
3	3
4	1
5	3
6	9
7	3
8	1
9	9
10	9
11	3
12	9
13	3
14	9
15	27
16	1
17	3
18	9
19	3
20	1
21	27
22	9
23	3
24	33
25	43
26	9
27	27
28	25
29	3
30	9
31	3
32	1
33	27
34	9
35	47
36	9
37	3
38	9
39	27
40	1
41	3
42	57
43	3
44	81
45	63
46	9
47	3
48	33
49	31
50	49
51	27
52	81
53	3
54	81
55	67
56	65
57	27
58	9
59	3
60	81
61	3
62	9
63	27
64	1
65	113
66	69
67	3
68	81
69	27
70	109
71	3
72	81
73	3
74	9
75	57
76	81
77	75
78	105
79	3
80	1
81	81
82	9
83	3
84	57
85	73

n	a(n)
1	1
2	1
3	3
4	1
5	3
6	9
7	3
8	1
9	9
10	9
11	3
12	9
13	3
14	9
15	27
16	1
17	3
18	9
19	3
20	1
21	27
22	9
23	3
24	33
25	43
26	9
27	27
28	25
29	3
30	9
31	3
32	1
33	27
34	9
35	47
36	9
37	3
38	9
39	27
40	1
41	3
42	57
43	3
44	81
45	63
46	9
47	3
48	33
49	31
50	49
51	27
52	81
53	3
54	81
55	67
56	65
57	27
58	9
59	3
60	81
61	3
62	9
63	27
64	1
65	113
66	69
67	3
68	81
69	27
70	109
71	3
72	81
73	3
74	9
75	57
76	81
77	75
78	105
79	3
80	1
81	81
82	9
83	3
84	57
85	73