A105435 - cp's OEIS frontend

A105435 Primes which with a 1 prepended remain prime.

n	a(n)
1	3
2	7
3	13
4	31
5	37
6	67
7	73
8	79
9	97
10	103
11	109
12	151
13	163
14	181
15	193
16	223
17	229
18	277
19	283
20	307
21	367
22	373
23	409
24	433
25	439
26	487
27	499
28	523
29	571
30	601
31	607
32	613
33	619
34	709
35	733
36	787
37	811
38	823
39	877
40	907
41	997
42	1069
43	1087
44	1093
45	1117
46	1171
47	1213
48	1279
49	1321
50	1399
51	1423
52	1447

[3, 7, 13, 31, 37, 67, 73, 79, 97, 103, 109, 151, 163, 181, 193, 223, 229, 277, 283, 307, 367, 373, 409, 433, 439, 487, 499, 523, 571, 601, 607, 613, 619, 709, 733, 787, 811, 823, 877, 907, 997, 1069, 1087, 1093, 1117, 1171, 1213, 1279, 1321, 1399, 1423, 1447]

cp's OEIS Frontend

A105435 Primes which with a 1 prepended remain prime.

Table of values

List of values