A075238 Primes whose base 8 reversal is also prime.

2, 3, 5, 7, 13, 29, 31, 41, 43, 47, 59, 61, 67, 71, 73, 79, 89, 97, 101, 107, 113, 193, 211, 227, 233, 239, 251, 349, 353, 373, 383, 449, 457, 463, 479, 487, 491, 503, 509, 521, 523, 541, 577, 587, 643, 677, 683, 719, 733, 751, 757, 773, 787, 811, 823, 827, 829

Offset: 1

Author

Robert G. Wilson v, Sep 09 2002

Keywords

• base
• easy
• nonn

Links

• Amiram Eldar, Table of n, a(n) for n = 1..10000 (terms 1..1000 from Harvey P. Dale)

Crossrefs

Cf. A007500, A074832, A074833, A074834, A075235, A075236, A075237, A075239.

Programs

Mathematica

Prime[ Select[ Range[150], PrimeQ[ FromDigits[ Reverse[ IntegerDigits[ Prime[ # ], 8]], 8]] &]]
Select[Prime[Range[200]],PrimeQ[IntegerReverse[#,8]]&] (* Requires Mathematica version 10 or later *) (* Harvey P. Dale, Jun 09 2017 *)