A224494 - cp's OEIS frontend

A224494 Smallest k such that k2p(n)^2+1=q is prime and k2q^2+1 is also prime.

n	a(n)
1	5
2	2
3	29
4	41
5	9
6	2
7	71
8	30
9	32
10	6
11	35
12	11
13	6
14	50
15	2
16	20
17	9
18	120
19	56
20	21
21	9
22	75
23	90
24	51
25	51
26	29
27	107
28	9
29	74
30	155
31	116
32	11
33	29
34	86
35	116
36	35
37	200
38	12
39	11
40	39
41	9
42	105
43	51
44	422
45	36
46	65
47	6
48	32
49	27
50	44
51	9
52	41
53	14
54	116
55	266
56	41
57	29
58	5
59	50
60	95
61	27
62	71
63	69
64	330
65	21
66	194

[5, 2, 29, 41, 9, 2, 71, 30, 32, 6, 35, 11, 6, 50, 2, 20, 9, 120, 56, 21, 9, 75, 90, 51, 51, 29, 107, 9, 74, 155, 116, 11, 29, 86, 116, 35, 200, 12, 11, 39, 9, 105, 51, 422, 36, 65, 6, 32, 27, 44, 9, 41, 14, 116, 266, 41, 29, 5, 50, 95, 27, 71, 69, 330, 21, 194]

cp's OEIS Frontend

A224494 Smallest k such that k2p(n)^2+1=q is prime and k2q^2+1 is also prime.

Table of values

List of values

n	a(n)
1	5
2	2
3	29
4	41
5	9
6	2
7	71
8	30
9	32
10	6
11	35
12	11
13	6
14	50
15	2
16	20
17	9
18	120
19	56
20	21
21	9
22	75
23	90
24	51
25	51
26	29
27	107
28	9
29	74
30	155
31	116
32	11
33	29
34	86
35	116
36	35
37	200
38	12
39	11
40	39
41	9
42	105
43	51
44	422
45	36
46	65
47	6
48	32
49	27
50	44
51	9
52	41
53	14
54	116
55	266
56	41
57	29
58	5
59	50
60	95
61	27
62	71
63	69
64	330
65	21
66	194

n	a(n)
1	5
2	2
3	29
4	41
5	9
6	2
7	71
8	30
9	32
10	6
11	35
12	11
13	6
14	50
15	2
16	20
17	9
18	120
19	56
20	21
21	9
22	75
23	90
24	51
25	51
26	29
27	107
28	9
29	74
30	155
31	116
32	11
33	29
34	86
35	116
36	35
37	200
38	12
39	11
40	39
41	9
42	105
43	51
44	422
45	36
46	65
47	6
48	32
49	27
50	44
51	9
52	41
53	14
54	116
55	266
56	41
57	29
58	5
59	50
60	95
61	27
62	71
63	69
64	330
65	21
66	194

cp's OEIS Frontend

A224494 Smallest k such that k*2*p(n)^2+1=q is prime and k*2*q^2+1 is also prime.

Table of values

List of values

A224494 Smallest k such that k2p(n)^2+1=q is prime and k2q^2+1 is also prime.

n	a(n)
1	5
2	2
3	29
4	41
5	9
6	2
7	71
8	30
9	32
10	6
11	35
12	11
13	6
14	50
15	2
16	20
17	9
18	120
19	56
20	21
21	9
22	75
23	90
24	51
25	51
26	29
27	107
28	9
29	74
30	155
31	116
32	11
33	29
34	86
35	116
36	35
37	200
38	12
39	11
40	39
41	9
42	105
43	51
44	422
45	36
46	65
47	6
48	32
49	27
50	44
51	9
52	41
53	14
54	116
55	266
56	41
57	29
58	5
59	50
60	95
61	27
62	71
63	69
64	330
65	21
66	194