A296806 - cp's OEIS frontend

A296806 Take a prime, convert it to base 2, remove its most significant digit and its least significant digit and convert it back to base 10. Sequence lists primes that generate another prime by this process.

n	a(n)
1	13
2	23
3	31
4	37
5	43
6	47
7	59
8	71
9	79
10	103
11	127
12	139
13	151
14	163
15	167
16	191
17	211
18	223
19	251
20	263
21	271
22	283
23	331
24	379
25	463
26	523
27	547
28	571
29	587
30	599
31	607
32	619
33	631
34	647
35	659
36	691
37	719
38	727
39	739
40	787
41	811
42	827
43	839
44	859
45	907
46	911
47	967
48	971
49	991
50	1031
51	1039
52	1051
53	1063
54	1087

[13, 23, 31, 37, 43, 47, 59, 71, 79, 103, 127, 139, 151, 163, 167, 191, 211, 223, 251, 263, 271, 283, 331, 379, 463, 523, 547, 571, 587, 599, 607, 619, 631, 647, 659, 691, 719, 727, 739, 787, 811, 827, 839, 859, 907, 911, 967, 971, 991, 1031, 1039, 1051, 1063, 1087]

cp's OEIS Frontend

A296806 Take a prime, convert it to base 2, remove its most significant digit and its least significant digit and convert it back to base 10. Sequence lists primes that generate another prime by this process.

Table of values

List of values