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%I #5 Mar 30 2012 17:26:11
%S 2,3,5,13,19,23,37,41,43,53,61,67,71,79,89,109,131,137,139,157,167,
%T 173,199,211,227,233,239,241,269,271,277,307,311,313,331,337,349,379,
%U 383,389,397,409,433,443,449,461,463,509,523,547,557,569,571,593,599,601
%N Numbers n such that n and digital sum of n-th prime are primes.
%Y Cf. A104736.
%K nonn,base
%O 1,1
%A _Zak Seidov_, Mar 21 2005
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