%I A075597
%S A075597 3,131,11311,3113111,231131111,22311311119,3223113111199,
%T A075597 132231131111993,11322311311119931,7113223113111199313,
%U A075597 171132231131111993137,31711322311311119931373,3317113223113111199313733
%N A075597 a(1) = 3 and then the smallest prime that is obtained by placing digits 
               on both sides of the previous term. Or smallest prime that encompasses 
               a(n-1).
%Y A075597 Cf. A075595, A075596, A075598, A075599, A075600, A075601, A075602.
%Y A075597 Sequence in context: A005175 A082439 A082622 this_sequence A082563 A083999 
               A090540
%Y A075597 Adjacent sequences: A075594 A075595 A075596 this_sequence A075598 A075599 
               A075600
%K A075597 base,nonn
%O A075597 1,1
%A A075597 Amarnath Murthy (amarnath_murthy(AT)yahoo.com), Sep 28 2002
%E A075597 More terms from Sascha Kurz (sascha.kurz(AT)uni-bayreuth.de), Jan 20 
               2003
%E A075597 One more term from David Wasserman (dwasserm(AT)earthlink.net), Jan 20 
               2005