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%I A155480
%S A155480 14,30,32,54,56,74,92,94,95,116,138,148,159,169,196,208,209,213,217,224,
%T A155480 245,247,249,261,270,272,273,275,280,282,284,285,286,287,288,289,190,
%U A155480 291,292,294,295,296,297,298,299,309,321,324,325,326
%N A155480 Composites n with identical largest digits of n and n-th prime.
%e A155480 If n=14=composite and 43=prime(14), then 1<4=4>3 and 14=a(1). If n=30=composite 
               and 113=prime(30), then 0<3=3>1=1 and 30=a(2). If n=32=composite 
               and 131=prime(32), then 2<3=3>1=1 and 32=a(3), etc.
%Y A155480 Cf. A000027, A000040.
%Y A155480 Sequence in context: A042617 A041390 A162931 this_sequence A053751 A063311 
               A055039
%Y A155480 Adjacent sequences: A155477 A155478 A155479 this_sequence A155481 A155482 
               A155483
%K A155480 nonn,base
%O A155480 1,1
%A A155480 Juri-Stepan Gerasimov (2stepan(AT)rambler.ru), Jan 23 2009

    
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Last modified November 29 12:46 EST 2009. Contains 167659 sequences.


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