A318981 - cp's OEIS frontend

A318981 Numbers whose prime indices plus 1 are relatively prime.

n	a(n)
1	1
2	6
3	12
4	14
5	15
6	18
7	21
8	24
9	26
10	28
11	30
12	35
13	36
14	38
15	39
16	42
17	45
18	48
19	51
20	52
21	54
22	56
23	58
24	60
25	63
26	65
27	66
28	69
29	70
30	72
31	74
32	75
33	76
34	77
35	78
36	84
37	86
38	87
39	90
40	91
41	95
42	96
43	98
44	102
45	104
46	105
47	106
48	108
49	111
50	112
51	114
52	116
53	117
54	119
55	120
56	122
57	123
58	126
59	130
60	132
61	133

[1, 6, 12, 14, 15, 18, 21, 24, 26, 28, 30, 35, 36, 38, 39, 42, 45, 48, 51, 52, 54, 56, 58, 60, 63, 65, 66, 69, 70, 72, 74, 75, 76, 77, 78, 84, 86, 87, 90, 91, 95, 96, 98, 102, 104, 105, 106, 108, 111, 112, 114, 116, 117, 119, 120, 122, 123, 126, 130, 132, 133]

cp's OEIS Frontend

A318981 Numbers whose prime indices plus 1 are relatively prime.

Table of values

List of values

n	a(n)
1	1
2	6
3	12
4	14
5	15
6	18
7	21
8	24
9	26
10	28
11	30
12	35
13	36
14	38
15	39
16	42
17	45
18	48
19	51
20	52
21	54
22	56
23	58
24	60
25	63
26	65
27	66
28	69
29	70
30	72
31	74
32	75
33	76
34	77
35	78
36	84
37	86
38	87
39	90
40	91
41	95
42	96
43	98
44	102
45	104
46	105
47	106
48	108
49	111
50	112
51	114
52	116
53	117
54	119
55	120
56	122
57	123
58	126
59	130
60	132
61	133

n	a(n)
1	1
2	6
3	12
4	14
5	15
6	18
7	21
8	24
9	26
10	28
11	30
12	35
13	36
14	38
15	39
16	42
17	45
18	48
19	51
20	52
21	54
22	56
23	58
24	60
25	63
26	65
27	66
28	69
29	70
30	72
31	74
32	75
33	76
34	77
35	78
36	84
37	86
38	87
39	90
40	91
41	95
42	96
43	98
44	102
45	104
46	105
47	106
48	108
49	111
50	112
51	114
52	116
53	117
54	119
55	120
56	122
57	123
58	126
59	130
60	132
61	133

n	a(n)
1	1
2	6
3	12
4	14
5	15
6	18
7	21
8	24
9	26
10	28
11	30
12	35
13	36
14	38
15	39
16	42
17	45
18	48
19	51
20	52
21	54
22	56
23	58
24	60
25	63
26	65
27	66
28	69
29	70
30	72
31	74
32	75
33	76
34	77
35	78
36	84
37	86
38	87
39	90
40	91
41	95
42	96
43	98
44	102
45	104
46	105
47	106
48	108
49	111
50	112
51	114
52	116
53	117
54	119
55	120
56	122
57	123
58	126
59	130
60	132
61	133