A141521 - OEIS

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A141521

Primes with a prime number of digits, all of which are distinct primes.

%I #6 Jul 08 2014 03:31:50

%S 23,37,53,73,257,523

%N Primes with a prime number of digits, all of which are distinct primes.

%t Sort[Select[FromDigits/@Flatten[Permutations/@Subsets[{2,3,5,7},{2,3}],1],PrimeQ]] (* _Harvey P. Dale_, Jul 08 2014 *)

%Y Cf. A124888, A124674.

%K nonn,fini,full,base

%O 1,1

%A _Lekraj Beedassy_, Aug 11 2008