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Numbers n such that A078568(n) is prime.
1

%I #6 Dec 15 2017 17:36:09

%S 1,5,25,53,370

%N Numbers n such that A078568(n) is prime.

%C Some of the larger entries may only correspond to probable primes.

%Y Cf. A002275, A000422, A078568.

%K more,nonn

%O 1,2

%A _Jason Earls_, Nov 29 2002