A342814 - cp's OEIS frontend

A342814 Numbers k such that k - 1 and floor(k/5) are both prime.

n	a(n)
1	12
2	14
3	18
4	38
5	68
6	98
7	158
8	308
9	338
10	368
11	398
12	488
13	548
14	758
15	788
16	908
17	968
18	998
19	1118
20	1568
21	1658
22	1748
23	1868
24	1988
25	2288
26	2438
27	2618
28	2708
29	2858
30	2888
31	3038
32	3068
33	3218
34	3308
35	3458
36	3548
37	3638
38	3698
39	3848
40	4058

[12, 14, 18, 38, 68, 98, 158, 308, 338, 368, 398, 488, 548, 758, 788, 908, 968, 998, 1118, 1568, 1658, 1748, 1868, 1988, 2288, 2438, 2618, 2708, 2858, 2888, 3038, 3068, 3218, 3308, 3458, 3548, 3638, 3698, 3848, 4058]

cp's OEIS Frontend

A342814 Numbers k such that k - 1 and floor(k/5) are both prime.

Table of values

List of values