0,1
a(1)=113 because 113 is the smallest prime >1 having "1" as central digit.
Cf. A030665, A069691, A077501.
Sequence in context: A116642 A084413 A069691 this_sequence A105992 A038370 A084430
Adjacent sequences: A084411 A084412 A084413 this_sequence A084415 A084416 A084417
easy,nonn,base
Zak Seidov (zakseidov(AT)yahoo.com), Jun 24 2003
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