A181669 - cp's OEIS frontend

A181669 Primes p of the form 6n-1 such that p-1 is a semiprime and p+2 is prime or prime squared.

n	a(n)
1	5
2	11
3	23
4	47
5	59
6	107
7	167
8	179
9	227
10	347
11	359
12	839
13	1019
14	1319
15	1367
16	1487
17	1619
18	2027
19	2207
20	2999
21	3119
22	3167
23	3467
24	4127
25	4259
26	4547
27	4787
28	4799
29	5099
30	5639
31	5879
32	6659
33	6779
34	6827
35	7559
36	8819
37	10007
38	10607
39	11699
40	12107
41	12539
42	14387
43	14867
44	15287
45	15647

[5, 11, 23, 47, 59, 107, 167, 179, 227, 347, 359, 839, 1019, 1319, 1367, 1487, 1619, 2027, 2207, 2999, 3119, 3167, 3467, 4127, 4259, 4547, 4787, 4799, 5099, 5639, 5879, 6659, 6779, 6827, 7559, 8819, 10007, 10607, 11699, 12107, 12539, 14387, 14867, 15287, 15647]

cp's OEIS Frontend

A181669 Primes p of the form 6n-1 such that p-1 is a semiprime and p+2 is prime or prime squared.

Table of values

List of values