A243811 - cp's OEIS frontend

A243811 Numbers k such that 2k+3 and 2k+5 are both prime.

n	a(n)
1	0
2	1
3	4
4	7
5	13
6	19
7	28
8	34
9	49
10	52
11	67
12	73
13	88
14	94
15	97
16	112
17	118
18	133
19	139
20	154
21	172
22	208
23	214
24	229
25	259
26	283
27	298
28	307
29	319
30	328
31	403
32	409
33	412
34	427
35	439
36	508
37	514
38	523
39	529
40	544
41	574
42	613
43	637
44	643
45	649
46	658
47	712
48	724
49	739
50	742
51	802
52	808
53	832
54	847
55	859
56	892
57	934

[0, 1, 4, 7, 13, 19, 28, 34, 49, 52, 67, 73, 88, 94, 97, 112, 118, 133, 139, 154, 172, 208, 214, 229, 259, 283, 298, 307, 319, 328, 403, 409, 412, 427, 439, 508, 514, 523, 529, 544, 574, 613, 637, 643, 649, 658, 712, 724, 739, 742, 802, 808, 832, 847, 859, 892, 934]

cp's OEIS Frontend

A243811 Numbers k such that 2k+3 and 2k+5 are both prime.

Table of values

List of values

n	a(n)
1	0
2	1
3	4
4	7
5	13
6	19
7	28
8	34
9	49
10	52
11	67
12	73
13	88
14	94
15	97
16	112
17	118
18	133
19	139
20	154
21	172
22	208
23	214
24	229
25	259
26	283
27	298
28	307
29	319
30	328
31	403
32	409
33	412
34	427
35	439
36	508
37	514
38	523
39	529
40	544
41	574
42	613
43	637
44	643
45	649
46	658
47	712
48	724
49	739
50	742
51	802
52	808
53	832
54	847
55	859
56	892
57	934

n	a(n)
1	0
2	1
3	4
4	7
5	13
6	19
7	28
8	34
9	49
10	52
11	67
12	73
13	88
14	94
15	97
16	112
17	118
18	133
19	139
20	154
21	172
22	208
23	214
24	229
25	259
26	283
27	298
28	307
29	319
30	328
31	403
32	409
33	412
34	427
35	439
36	508
37	514
38	523
39	529
40	544
41	574
42	613
43	637
44	643
45	649
46	658
47	712
48	724
49	739
50	742
51	802
52	808
53	832
54	847
55	859
56	892
57	934

cp's OEIS Frontend

A243811 Numbers k such that 2*k+3 and 2*k+5 are both prime.

Table of values

List of values

A243811 Numbers k such that 2k+3 and 2k+5 are both prime.

n	a(n)
1	0
2	1
3	4
4	7
5	13
6	19
7	28
8	34
9	49
10	52
11	67
12	73
13	88
14	94
15	97
16	112
17	118
18	133
19	139
20	154
21	172
22	208
23	214
24	229
25	259
26	283
27	298
28	307
29	319
30	328
31	403
32	409
33	412
34	427
35	439
36	508
37	514
38	523
39	529
40	544
41	574
42	613
43	637
44	643
45	649
46	658
47	712
48	724
49	739
50	742
51	802
52	808
53	832
54	847
55	859
56	892
57	934