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Concatenation of first n palindromic primes.
1

%I #12 Jun 26 2021 17:02:48

%S 2,23,235,2357,235711,235711101,235711101131,235711101131151,

%T 235711101131151181,235711101131151181191,235711101131151181191313,

%U 235711101131151181191313353,235711101131151181191313353373,235711101131151181191313353373383

%N Concatenation of first n palindromic primes.

%t With[{pr=Select[Prime[Range[150]],IntegerDigits[#]==Reverse[ IntegerDigits[ #]]&]}, Table[ FromDigits[ Flatten[IntegerDigits/@Take[pr,n]]],{n,Length[ pr]}]] (* _Harvey P. Dale_, Mar 05 2014 *)

%Y Cf. A002385.

%K base,nonn

%O 1,1

%A _Felice Russo_, corrected Sep 13 2000

%E More terms from _Harvey P. Dale_, Mar 05 2014