A336367 - cp's OEIS frontend

A336367 Numbers k such that gcd(k, prime(k) + prime(k+1)) > 1.

n	a(n)
1	2
2	3
3	4
4	6
5	8
6	10
7	12
8	14
9	15
10	16
11	18
12	20
13	22
14	24
15	26
16	27
17	28
18	30
19	32
20	33
21	34
22	35
23	36
24	38
25	40
26	42
27	44
28	45
29	46
30	48
31	50
32	52
33	54
34	55
35	56
36	57
37	58
38	60
39	62
40	63
41	64
42	65
43	66
44	68
45	69
46	70
47	72
48	74
49	75
50	76
51	78
52	80
53	81
54	82
55	84
56	86
57	87
58	88
59	90
60	92
61	93
62	94
63	96
64	98
65	100

[2, 3, 4, 6, 8, 10, 12, 14, 15, 16, 18, 20, 22, 24, 26, 27, 28, 30, 32, 33, 34, 35, 36, 38, 40, 42, 44, 45, 46, 48, 50, 52, 54, 55, 56, 57, 58, 60, 62, 63, 64, 65, 66, 68, 69, 70, 72, 74, 75, 76, 78, 80, 81, 82, 84, 86, 87, 88, 90, 92, 93, 94, 96, 98, 100]

cp's OEIS Frontend

A336367 Numbers k such that gcd(k, prime(k) + prime(k+1)) > 1.

Table of values

List of values

n	a(n)
1	2
2	3
3	4
4	6
5	8
6	10
7	12
8	14
9	15
10	16
11	18
12	20
13	22
14	24
15	26
16	27
17	28
18	30
19	32
20	33
21	34
22	35
23	36
24	38
25	40
26	42
27	44
28	45
29	46
30	48
31	50
32	52
33	54
34	55
35	56
36	57
37	58
38	60
39	62
40	63
41	64
42	65
43	66
44	68
45	69
46	70
47	72
48	74
49	75
50	76
51	78
52	80
53	81
54	82
55	84
56	86
57	87
58	88
59	90
60	92
61	93
62	94
63	96
64	98
65	100

n	a(n)
1	2
2	3
3	4
4	6
5	8
6	10
7	12
8	14
9	15
10	16
11	18
12	20
13	22
14	24
15	26
16	27
17	28
18	30
19	32
20	33
21	34
22	35
23	36
24	38
25	40
26	42
27	44
28	45
29	46
30	48
31	50
32	52
33	54
34	55
35	56
36	57
37	58
38	60
39	62
40	63
41	64
42	65
43	66
44	68
45	69
46	70
47	72
48	74
49	75
50	76
51	78
52	80
53	81
54	82
55	84
56	86
57	87
58	88
59	90
60	92
61	93
62	94
63	96
64	98
65	100

n	a(n)
1	2
2	3
3	4
4	6
5	8
6	10
7	12
8	14
9	15
10	16
11	18
12	20
13	22
14	24
15	26
16	27
17	28
18	30
19	32
20	33
21	34
22	35
23	36
24	38
25	40
26	42
27	44
28	45
29	46
30	48
31	50
32	52
33	54
34	55
35	56
36	57
37	58
38	60
39	62
40	63
41	64
42	65
43	66
44	68
45	69
46	70
47	72
48	74
49	75
50	76
51	78
52	80
53	81
54	82
55	84
56	86
57	87
58	88
59	90
60	92
61	93
62	94
63	96
64	98
65	100