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Palindromic primes with prime digital roots.
1

%I #5 Mar 31 2012 10:26:07

%S 2,3,5,7,11,101,131,151,191,313,353,383,727,797,929,10301,10501,11311,

%T 12821,13331,13831,15451,16061,16661,17471,17971,19391,19991,30103,

%U 30803,32423,35053,35753,36263,36563,37573,38183,38783,70207,70607

%N Palindromic primes with prime digital roots.

%Y A002385, A078403

%K nonn,base

%O 1,1

%A _Lekraj Beedassy_, Mar 08 2009

%E Corrected and extended by _Ray Chandler_, Mar 12 2009