A354834 - cp's OEIS frontend

A354834 Numbers k such that 2k can be written in at least one way as p+q with p, q, p+2q and 2*q+p all prime.

n	a(n)
1	4
2	5
3	6
4	8
5	9
6	10
7	12
8	15
9	18
10	21
11	25
12	27
13	28
14	30
15	33
16	35
17	36
18	38
19	39
20	42
21	45
22	48
23	50
24	51
25	54
26	57
27	60
28	63
29	66
30	72
31	75
32	78
33	80
34	81
35	84
36	85
37	87
38	88
39	90
40	93
41	98
42	99
43	102
44	105
45	108
46	111
47	113
48	114
49	115
50	117
51	120
52	123
53	126
54	129
55	132
56	135
57	138
58	140
59	141
60	144
61	147
62	150
63	153
64	155
65	156
66	159
67	162
68	165
69	168

[4, 5, 6, 8, 9, 10, 12, 15, 18, 21, 25, 27, 28, 30, 33, 35, 36, 38, 39, 42, 45, 48, 50, 51, 54, 57, 60, 63, 66, 72, 75, 78, 80, 81, 84, 85, 87, 88, 90, 93, 98, 99, 102, 105, 108, 111, 113, 114, 115, 117, 120, 123, 126, 129, 132, 135, 138, 140, 141, 144, 147, 150, 153, 155, 156, 159, 162, 165, 168]

cp's OEIS Frontend

A354834 Numbers k such that 2k can be written in at least one way as p+q with p, q, p+2q and 2*q+p all prime.

Table of values

List of values

n	a(n)
1	4
2	5
3	6
4	8
5	9
6	10
7	12
8	15
9	18
10	21
11	25
12	27
13	28
14	30
15	33
16	35
17	36
18	38
19	39
20	42
21	45
22	48
23	50
24	51
25	54
26	57
27	60
28	63
29	66
30	72
31	75
32	78
33	80
34	81
35	84
36	85
37	87
38	88
39	90
40	93
41	98
42	99
43	102
44	105
45	108
46	111
47	113
48	114
49	115
50	117
51	120
52	123
53	126
54	129
55	132
56	135
57	138
58	140
59	141
60	144
61	147
62	150
63	153
64	155
65	156
66	159
67	162
68	165
69	168

n	a(n)
1	4
2	5
3	6
4	8
5	9
6	10
7	12
8	15
9	18
10	21
11	25
12	27
13	28
14	30
15	33
16	35
17	36
18	38
19	39
20	42
21	45
22	48
23	50
24	51
25	54
26	57
27	60
28	63
29	66
30	72
31	75
32	78
33	80
34	81
35	84
36	85
37	87
38	88
39	90
40	93
41	98
42	99
43	102
44	105
45	108
46	111
47	113
48	114
49	115
50	117
51	120
52	123
53	126
54	129
55	132
56	135
57	138
58	140
59	141
60	144
61	147
62	150
63	153
64	155
65	156
66	159
67	162
68	165
69	168

cp's OEIS Frontend

A354834 Numbers k such that 2*k can be written in at least one way as p+q with p, q, p+2*q and 2*q+p all prime.

Table of values

List of values

A354834 Numbers k such that 2k can be written in at least one way as p+q with p, q, p+2q and 2*q+p all prime.

n	a(n)
1	4
2	5
3	6
4	8
5	9
6	10
7	12
8	15
9	18
10	21
11	25
12	27
13	28
14	30
15	33
16	35
17	36
18	38
19	39
20	42
21	45
22	48
23	50
24	51
25	54
26	57
27	60
28	63
29	66
30	72
31	75
32	78
33	80
34	81
35	84
36	85
37	87
38	88
39	90
40	93
41	98
42	99
43	102
44	105
45	108
46	111
47	113
48	114
49	115
50	117
51	120
52	123
53	126
54	129
55	132
56	135
57	138
58	140
59	141
60	144
61	147
62	150
63	153
64	155
65	156
66	159
67	162
68	165
69	168