A238849 - cp's OEIS frontend

A238849 Smallest k such that kn^3 - 1 and kn^3 + 1 are twin primes.

n	a(n)
1	4
2	9
3	4
4	3
5	24
6	2
7	24
8	30
9	58
10	3
11	12
12	19
13	96
14	3
15	10
16	165
17	114
18	11
19	390
20	159
21	2
22	30
23	114
24	10
25	18
26	12
27	24
28	6
29	42
30	19
31	72
32	24
33	30
34	72
35	24
36	3
37	150
38	189
39	40
40	54
41	348
42	5
43	24
44	93
45	14
46	33
47	324
48	9
49	150
50	81
51	70
52	39
53	354
54	3
55	138
56	42
57	56
58	51
59	180
60	16
61	18
62	9

[4, 9, 4, 3, 24, 2, 24, 30, 58, 3, 12, 19, 96, 3, 10, 165, 114, 11, 390, 159, 2, 30, 114, 10, 18, 12, 24, 6, 42, 19, 72, 24, 30, 72, 24, 3, 150, 189, 40, 54, 348, 5, 24, 93, 14, 33, 324, 9, 150, 81, 70, 39, 354, 3, 138, 42, 56, 51, 180, 16, 18, 9]

cp's OEIS Frontend

A238849 Smallest k such that kn^3 - 1 and kn^3 + 1 are twin primes.

Table of values

List of values

n	a(n)
1	4
2	9
3	4
4	3
5	24
6	2
7	24
8	30
9	58
10	3
11	12
12	19
13	96
14	3
15	10
16	165
17	114
18	11
19	390
20	159
21	2
22	30
23	114
24	10
25	18
26	12
27	24
28	6
29	42
30	19
31	72
32	24
33	30
34	72
35	24
36	3
37	150
38	189
39	40
40	54
41	348
42	5
43	24
44	93
45	14
46	33
47	324
48	9
49	150
50	81
51	70
52	39
53	354
54	3
55	138
56	42
57	56
58	51
59	180
60	16
61	18
62	9

n	a(n)
1	4
2	9
3	4
4	3
5	24
6	2
7	24
8	30
9	58
10	3
11	12
12	19
13	96
14	3
15	10
16	165
17	114
18	11
19	390
20	159
21	2
22	30
23	114
24	10
25	18
26	12
27	24
28	6
29	42
30	19
31	72
32	24
33	30
34	72
35	24
36	3
37	150
38	189
39	40
40	54
41	348
42	5
43	24
44	93
45	14
46	33
47	324
48	9
49	150
50	81
51	70
52	39
53	354
54	3
55	138
56	42
57	56
58	51
59	180
60	16
61	18
62	9

cp's OEIS Frontend

A238849 Smallest k such that k*n^3 - 1 and k*n^3 + 1 are twin primes.

Table of values

List of values

A238849 Smallest k such that kn^3 - 1 and kn^3 + 1 are twin primes.

n	a(n)
1	4
2	9
3	4
4	3
5	24
6	2
7	24
8	30
9	58
10	3
11	12
12	19
13	96
14	3
15	10
16	165
17	114
18	11
19	390
20	159
21	2
22	30
23	114
24	10
25	18
26	12
27	24
28	6
29	42
30	19
31	72
32	24
33	30
34	72
35	24
36	3
37	150
38	189
39	40
40	54
41	348
42	5
43	24
44	93
45	14
46	33
47	324
48	9
49	150
50	81
51	70
52	39
53	354
54	3
55	138
56	42
57	56
58	51
59	180
60	16
61	18
62	9