A124486 - cp's OEIS frontend

A124486 Numbers k such that 2k-1, 4k-1 and 6*k-1 are primes.

n	a(n)
1	2
2	3
3	12
4	15
5	42
6	45
7	87
8	117
9	120
10	147
11	210
12	330
13	477
14	507
15	612
16	705
17	780
18	792
19	945
20	1002
21	1065
22	1170
23	1275
24	1347
25	1470
26	1680
27	1695
28	1797
29	1902
30	2175
31	2187
32	2205
33	2460
34	2472
35	2667
36	3057
37	3087
38	4047
39	4137
40	4257
41	4530
42	4740
43	4770
44	5082
45	5157
46	5295
47	5775

[2, 3, 12, 15, 42, 45, 87, 117, 120, 147, 210, 330, 477, 507, 612, 705, 780, 792, 945, 1002, 1065, 1170, 1275, 1347, 1470, 1680, 1695, 1797, 1902, 2175, 2187, 2205, 2460, 2472, 2667, 3057, 3087, 4047, 4137, 4257, 4530, 4740, 4770, 5082, 5157, 5295, 5775]

cp's OEIS Frontend

A124486 Numbers k such that 2k-1, 4k-1 and 6*k-1 are primes.

Table of values

List of values

cp's OEIS Frontend

A124486 Numbers k such that 2*k-1, 4*k-1 and 6*k-1 are primes.

Table of values

List of values

A124486 Numbers k such that 2k-1, 4k-1 and 6*k-1 are primes.