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A174268 Primes p such that 11^p-10 is also prime. 0
3, 17, 23, 79 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Table of n, a(n) for n=1..4.

EXAMPLE

For p=3, 11^3-10=1321;

for p=17, 11^17-10=505447028499293761;

for p=23, 11^23-10=895430243255237372246521.

MATHEMATICA

Select[Range[10^4], PrimeQ[#] && PrimeQ[11^# - 10] &] (* Vincenzo Librandi, May 18 2015 *)

PROG

(MAGMA) [ p: p in PrimesUpTo(2500)| IsPrime(11^p-10)];

CROSSREFS

Sequence in context: A128107 A154620 A175385 * A273834 A273850 A060860

Adjacent sequences:  A174265 A174266 A174267 * A174269 A174270 A174271

KEYWORD

nonn,more

AUTHOR

Vincenzo Librandi, Mar 14 2010

STATUS

approved

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Last modified June 1 09:27 EDT 2020. Contains 334759 sequences. (Running on oeis4.)