A069246 - cp's OEIS frontend

A069246 Primes which yield a prime whenever a 1 is inserted anywhere in them (including at the beginning or end).

n	a(n)
1	3
2	7
3	13
4	31
5	103
6	109
7	151
8	181
9	193
10	367
11	571
12	601
13	613
14	811
15	1117
16	1831
17	4519
18	6871
19	11119
20	11317
21	11467
22	13171
23	16141
24	17167
25	18211
26	18457
27	27241
28	38917
29	55381
30	71317
31	81199
32	81931
33	86743
34	114031
35	139861
36	141667
37	151687
38	179203
39	200191

[3, 7, 13, 31, 103, 109, 151, 181, 193, 367, 571, 601, 613, 811, 1117, 1831, 4519, 6871, 11119, 11317, 11467, 13171, 16141, 17167, 18211, 18457, 27241, 38917, 55381, 71317, 81199, 81931, 86743, 114031, 139861, 141667, 151687, 179203, 200191]

cp's OEIS Frontend

A069246 Primes which yield a prime whenever a 1 is inserted anywhere in them (including at the beginning or end).

Table of values

List of values