A342809 - cp's OEIS frontend

A342809 Numbers k such that k-1 and round(k/5) are both prime.

n	a(n)
1	8
2	12
3	14
4	24
5	54
6	84
7	114
8	234
9	264
10	294
11	354
12	444
13	504
14	564
15	654
16	684
17	744
18	864
19	954
20	984
21	1164
22	1194
23	1284
24	1554
25	1584
26	1734
27	1914
28	2004
29	2154
30	2214
31	2244
32	2334
33	2394
34	2544
35	2844
36	2964
37	3084
38	3204
39	3414
40	3594

[8, 12, 14, 24, 54, 84, 114, 234, 264, 294, 354, 444, 504, 564, 654, 684, 744, 864, 954, 984, 1164, 1194, 1284, 1554, 1584, 1734, 1914, 2004, 2154, 2214, 2244, 2334, 2394, 2544, 2844, 2964, 3084, 3204, 3414, 3594]

cp's OEIS Frontend

A342809 Numbers k such that k-1 and round(k/5) are both prime.

Table of values

List of values