A048867 - cp's OEIS frontend

A048867 Numbers for which reduced residue system contains fewer primes than nonprimes.

n	a(n)
1	1
2	2
3	11
4	13
5	17
6	19
7	23
8	25
9	27
10	29
11	31
12	33
13	35
14	37
15	39
16	41
17	43
18	47
19	49
20	51
21	53
22	55
23	57
24	59
25	61
26	63
27	65
28	67
29	69
30	71
31	73
32	75
33	77
34	79
35	81
36	83
37	85
38	87
39	89
40	91
41	93
42	94
43	95
44	97
45	99
46	101
47	103
48	106
49	107
50	109
51	111
52	113
53	115
54	117
55	118
56	119
57	121
58	122
59	123
60	124
61	125
62	127
63	128

[1, 2, 11, 13, 17, 19, 23, 25, 27, 29, 31, 33, 35, 37, 39, 41, 43, 47, 49, 51, 53, 55, 57, 59, 61, 63, 65, 67, 69, 71, 73, 75, 77, 79, 81, 83, 85, 87, 89, 91, 93, 94, 95, 97, 99, 101, 103, 106, 107, 109, 111, 113, 115, 117, 118, 119, 121, 122, 123, 124, 125, 127, 128]

cp's OEIS Frontend

A048867 Numbers for which reduced residue system contains fewer primes than nonprimes.

Table of values

List of values

n	a(n)
1	1
2	2
3	11
4	13
5	17
6	19
7	23
8	25
9	27
10	29
11	31
12	33
13	35
14	37
15	39
16	41
17	43
18	47
19	49
20	51
21	53
22	55
23	57
24	59
25	61
26	63
27	65
28	67
29	69
30	71
31	73
32	75
33	77
34	79
35	81
36	83
37	85
38	87
39	89
40	91
41	93
42	94
43	95
44	97
45	99
46	101
47	103
48	106
49	107
50	109
51	111
52	113
53	115
54	117
55	118
56	119
57	121
58	122
59	123
60	124
61	125
62	127
63	128

n	a(n)
1	1
2	2
3	11
4	13
5	17
6	19
7	23
8	25
9	27
10	29
11	31
12	33
13	35
14	37
15	39
16	41
17	43
18	47
19	49
20	51
21	53
22	55
23	57
24	59
25	61
26	63
27	65
28	67
29	69
30	71
31	73
32	75
33	77
34	79
35	81
36	83
37	85
38	87
39	89
40	91
41	93
42	94
43	95
44	97
45	99
46	101
47	103
48	106
49	107
50	109
51	111
52	113
53	115
54	117
55	118
56	119
57	121
58	122
59	123
60	124
61	125
62	127
63	128

n	a(n)
1	1
2	2
3	11
4	13
5	17
6	19
7	23
8	25
9	27
10	29
11	31
12	33
13	35
14	37
15	39
16	41
17	43
18	47
19	49
20	51
21	53
22	55
23	57
24	59
25	61
26	63
27	65
28	67
29	69
30	71
31	73
32	75
33	77
34	79
35	81
36	83
37	85
38	87
39	89
40	91
41	93
42	94
43	95
44	97
45	99
46	101
47	103
48	106
49	107
50	109
51	111
52	113
53	115
54	117
55	118
56	119
57	121
58	122
59	123
60	124
61	125
62	127
63	128