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A059701 Primes p such that p^8 reversed is also prime. 1
23, 139, 239, 241, 409, 431, 577, 647, 761, 787, 1031, 1051, 1187, 1319, 1567, 1831, 1879, 2069, 2087, 2281, 2347, 2351, 2521, 3061, 3167, 3347, 3433, 4049, 4231, 4283, 4363, 4447, 4999, 5437, 5669, 5689, 5869, 7499, 7607, 7681, 7687, 7841, 7907, 8039 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Vincenzo Librandi, Table of n, a(n) for n = 1..1000

MATHEMATICA

Select[ Range[ 11000 ], PrimeQ[ # ] && PrimeQ[ ToExpression[ StringReverse[ ToString[ #^8 ] ] ] ] & ]

Select[Prime[Range[1100]], PrimeQ[IntegerReverse[#^8]]&] (* Requires Mathematica version 10 or higher *) (* Harvey P. Dale, May 22 2017 *)

PROG

(MAGMA) [p: p in PrimesUpTo(8100) | IsPrime(Seqint(Reverse(Intseq(p^8))))]; // Vincenzo Librandi, Apr 12 2013

CROSSREFS

Cf. A059209.

Sequence in context: A042024 A141999 A059915 * A226680 A036494 A185098

Adjacent sequences:  A059698 A059699 A059700 * A059702 A059703 A059704

KEYWORD

base,nonn

AUTHOR

Robert G. Wilson v, Feb 06 2001

STATUS

approved

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Last modified June 29 03:09 EDT 2017. Contains 288858 sequences.