A081754 - cp's OEIS frontend

A081754 Numbers n such that the number of noncongruent solutions to x^(2^m) == 1 (mod n) is the same for any m>=1.

n	a(n)
1	1
2	2
3	3
4	4
5	6
6	7
7	8
8	9
9	11
10	12
11	14
12	18
13	19
14	21
15	22
16	23
17	24
18	27
19	28
20	31
21	33
22	36
23	38
24	42
25	43
26	44
27	46
28	47
29	49
30	54
31	56
32	57
33	59
34	62
35	63
36	66
37	67
38	69
39	71
40	72
41	76
42	77
43	79
44	81
45	83
46	84
47	86
48	88
49	92
50	93
51	94
52	98
53	99
54	103
55	107
56	108
57	114
58	118
59	121
60	124
61	126
62	127
63	129
64	131
65	132
66	133
67	134

[1, 2, 3, 4, 6, 7, 8, 9, 11, 12, 14, 18, 19, 21, 22, 23, 24, 27, 28, 31, 33, 36, 38, 42, 43, 44, 46, 47, 49, 54, 56, 57, 59, 62, 63, 66, 67, 69, 71, 72, 76, 77, 79, 81, 83, 84, 86, 88, 92, 93, 94, 98, 99, 103, 107, 108, 114, 118, 121, 124, 126, 127, 129, 131, 132, 133, 134]

cp's OEIS Frontend

A081754 Numbers n such that the number of noncongruent solutions to x^(2^m) == 1 (mod n) is the same for any m>=1.

Table of values

List of values

n	a(n)
1	1
2	2
3	3
4	4
5	6
6	7
7	8
8	9
9	11
10	12
11	14
12	18
13	19
14	21
15	22
16	23
17	24
18	27
19	28
20	31
21	33
22	36
23	38
24	42
25	43
26	44
27	46
28	47
29	49
30	54
31	56
32	57
33	59
34	62
35	63
36	66
37	67
38	69
39	71
40	72
41	76
42	77
43	79
44	81
45	83
46	84
47	86
48	88
49	92
50	93
51	94
52	98
53	99
54	103
55	107
56	108
57	114
58	118
59	121
60	124
61	126
62	127
63	129
64	131
65	132
66	133
67	134

n	a(n)
1	1
2	2
3	3
4	4
5	6
6	7
7	8
8	9
9	11
10	12
11	14
12	18
13	19
14	21
15	22
16	23
17	24
18	27
19	28
20	31
21	33
22	36
23	38
24	42
25	43
26	44
27	46
28	47
29	49
30	54
31	56
32	57
33	59
34	62
35	63
36	66
37	67
38	69
39	71
40	72
41	76
42	77
43	79
44	81
45	83
46	84
47	86
48	88
49	92
50	93
51	94
52	98
53	99
54	103
55	107
56	108
57	114
58	118
59	121
60	124
61	126
62	127
63	129
64	131
65	132
66	133
67	134

n	a(n)
1	1
2	2
3	3
4	4
5	6
6	7
7	8
8	9
9	11
10	12
11	14
12	18
13	19
14	21
15	22
16	23
17	24
18	27
19	28
20	31
21	33
22	36
23	38
24	42
25	43
26	44
27	46
28	47
29	49
30	54
31	56
32	57
33	59
34	62
35	63
36	66
37	67
38	69
39	71
40	72
41	76
42	77
43	79
44	81
45	83
46	84
47	86
48	88
49	92
50	93
51	94
52	98
53	99
54	103
55	107
56	108
57	114
58	118
59	121
60	124
61	126
62	127
63	129
64	131
65	132
66	133
67	134