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A176934 Primes of the form 7^n+10^n. 0

%I

%S 2,17,149,12401

%N Primes of the form 7^n+10^n.

%C No more terms with n < 5000. - _Vincenzo Librandi_, Jan 03 2014

%t Select[Table[7^n + 10^n, {n, 0, 1500}], PrimeQ] (* _Vincenzo Librandi_, Jan 03 2014 *)

%o (MAGMA) [a: n in [0..1500] | IsPrime(a) where a is 7^n+10^n];

%Y Primes in A245807.

%K nonn

%O 1,1

%A _Vincenzo Librandi_, Apr 29 2010

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Last modified January 22 22:16 EST 2020. Contains 331166 sequences. (Running on oeis4.)