A330699 - cp's OEIS frontend

A330699 Primes p such that the base-10 concatenation p||(p+1)||p is prime.

n	a(n)
1	7
2	11
3	13
4	37
5	41
6	47
7	59
8	61
9	71
10	79
11	83
12	101
13	103
14	149
15	181
16	191
17	193
18	229
19	241
20	307
21	317
22	347
23	359
24	373
25	383
26	409
27	439
28	467
29	487
30	509
31	569
32	691
33	823
34	839
35	857
36	907
37	941
38	1061
39	1069
40	1091
41	1109
42	1123
43	1181
44	1193
45	1303
46	1423
47	1447
48	1487
49	1499
50	1579
51	1601
52	1697
53	1777
54	1831
55	1871
56	1931
57	1949
58	1979

[7, 11, 13, 37, 41, 47, 59, 61, 71, 79, 83, 101, 103, 149, 181, 191, 193, 229, 241, 307, 317, 347, 359, 373, 383, 409, 439, 467, 487, 509, 569, 691, 823, 839, 857, 907, 941, 1061, 1069, 1091, 1109, 1123, 1181, 1193, 1303, 1423, 1447, 1487, 1499, 1579, 1601, 1697, 1777, 1831, 1871, 1931, 1949, 1979]

cp's OEIS Frontend

A330699 Primes p such that the base-10 concatenation p||(p+1)||p is prime.

Table of values

List of values