A257648 - cp's OEIS frontend

A257648 Numbers m such that both p=2m^2+11 and q=2p^2+11 are prime.

n	a(n)
1	1
2	2
3	3
4	4
5	6
6	7
7	8
8	13
9	20
10	31
11	52
12	54
13	62
14	65
15	70
16	75
17	137
18	151
19	153
20	163
21	212
22	224
23	281
24	284
25	329
26	384
27	419
28	424
29	445
30	455
31	489
32	505
33	524
34	581
35	593
36	642
37	646
38	680
39	706
40	723
41	738
42	746
43	775
44	787
45	795
46	830
47	841
48	843
49	918
50	953
51	970
52	973
53	984

[1, 2, 3, 4, 6, 7, 8, 13, 20, 31, 52, 54, 62, 65, 70, 75, 137, 151, 153, 163, 212, 224, 281, 284, 329, 384, 419, 424, 445, 455, 489, 505, 524, 581, 593, 642, 646, 680, 706, 723, 738, 746, 775, 787, 795, 830, 841, 843, 918, 953, 970, 973, 984]

cp's OEIS Frontend

A257648 Numbers m such that both p=2m^2+11 and q=2p^2+11 are prime.

Table of values

List of values

n	a(n)
1	1
2	2
3	3
4	4
5	6
6	7
7	8
8	13
9	20
10	31
11	52
12	54
13	62
14	65
15	70
16	75
17	137
18	151
19	153
20	163
21	212
22	224
23	281
24	284
25	329
26	384
27	419
28	424
29	445
30	455
31	489
32	505
33	524
34	581
35	593
36	642
37	646
38	680
39	706
40	723
41	738
42	746
43	775
44	787
45	795
46	830
47	841
48	843
49	918
50	953
51	970
52	973
53	984

n	a(n)
1	1
2	2
3	3
4	4
5	6
6	7
7	8
8	13
9	20
10	31
11	52
12	54
13	62
14	65
15	70
16	75
17	137
18	151
19	153
20	163
21	212
22	224
23	281
24	284
25	329
26	384
27	419
28	424
29	445
30	455
31	489
32	505
33	524
34	581
35	593
36	642
37	646
38	680
39	706
40	723
41	738
42	746
43	775
44	787
45	795
46	830
47	841
48	843
49	918
50	953
51	970
52	973
53	984

cp's OEIS Frontend

A257648 Numbers m such that both p=2*m^2+11 and q=2*p^2+11 are prime.

Table of values

List of values

A257648 Numbers m such that both p=2m^2+11 and q=2p^2+11 are prime.

n	a(n)
1	1
2	2
3	3
4	4
5	6
6	7
7	8
8	13
9	20
10	31
11	52
12	54
13	62
14	65
15	70
16	75
17	137
18	151
19	153
20	163
21	212
22	224
23	281
24	284
25	329
26	384
27	419
28	424
29	445
30	455
31	489
32	505
33	524
34	581
35	593
36	642
37	646
38	680
39	706
40	723
41	738
42	746
43	775
44	787
45	795
46	830
47	841
48	843
49	918
50	953
51	970
52	973
53	984