A339247 - cp's OEIS frontend

A339247 The primes that yield twice a prime when each bit of their binary expansion is inverted.

n	a(n)
1	11
2	17
3	37
4	41
5	53
6	59
7	89
8	101
9	113
10	137
11	149
12	173
13	181
14	193
15	197
16	229
17	233
18	241
19	251
20	257
21	293
22	317
23	353
24	389
25	449
26	521
27	541
28	557
29	569
30	577
31	601
32	641
33	661
34	677
35	709
36	761
37	769
38	797
39	809
40	821
41	829
42	857
43	877
44	881
45	929
46	937

[11, 17, 37, 41, 53, 59, 89, 101, 113, 137, 149, 173, 181, 193, 197, 229, 233, 241, 251, 257, 293, 317, 353, 389, 449, 521, 541, 557, 569, 577, 601, 641, 661, 677, 709, 761, 769, 797, 809, 821, 829, 857, 877, 881, 929, 937]

cp's OEIS Frontend

A339247 The primes that yield twice a prime when each bit of their binary expansion is inverted.

Table of values

List of values

n	a(n)
1	11
2	17
3	37
4	41
5	53
6	59
7	89
8	101
9	113
10	137
11	149
12	173
13	181
14	193
15	197
16	229
17	233
18	241
19	251
20	257
21	293
22	317
23	353
24	389
25	449
26	521
27	541
28	557
29	569
30	577
31	601
32	641
33	661
34	677
35	709
36	761
37	769
38	797
39	809
40	821
41	829
42	857
43	877
44	881
45	929
46	937

n	a(n)
1	11
2	17
3	37
4	41
5	53
6	59
7	89
8	101
9	113
10	137
11	149
12	173
13	181
14	193
15	197
16	229
17	233
18	241
19	251
20	257
21	293
22	317
23	353
24	389
25	449
26	521
27	541
28	557
29	569
30	577
31	601
32	641
33	661
34	677
35	709
36	761
37	769
38	797
39	809
40	821
41	829
42	857
43	877
44	881
45	929
46	937

n	a(n)
1	11
2	17
3	37
4	41
5	53
6	59
7	89
8	101
9	113
10	137
11	149
12	173
13	181
14	193
15	197
16	229
17	233
18	241
19	251
20	257
21	293
22	317
23	353
24	389
25	449
26	521
27	541
28	557
29	569
30	577
31	601
32	641
33	661
34	677
35	709
36	761
37	769
38	797
39	809
40	821
41	829
42	857
43	877
44	881
45	929
46	937