A191235 - cp's OEIS frontend

A191235 Primes p such that the binary representation of p is the concatenation of the binary representations of prime 2 and an odd prime.

n	a(n)
1	11
2	23
3	43
4	83
5	181
6	353
7	359
8	383
9	643
10	661
11	691
12	709
13	739
14	751
15	1301
16	1307
17	1361
18	1373
19	1433
20	1481
21	1487
22	1511
23	1523
24	2617
25	2647
26	2689
27	2707
28	2731
29	2749
30	2767
31	2791
32	2857
33	2887
34	3001
35	3019
36	3061
37	3067
38	5147
39	5189
40	5297
41	5309
42	5333
43	5387
44	5393

[11, 23, 43, 83, 181, 353, 359, 383, 643, 661, 691, 709, 739, 751, 1301, 1307, 1361, 1373, 1433, 1481, 1487, 1511, 1523, 2617, 2647, 2689, 2707, 2731, 2749, 2767, 2791, 2857, 2887, 3001, 3019, 3061, 3067, 5147, 5189, 5297, 5309, 5333, 5387, 5393]

cp's OEIS Frontend

A191235 Primes p such that the binary representation of p is the concatenation of the binary representations of prime 2 and an odd prime.

Table of values

List of values