Search: id:A047473
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%I A047473
%S A047473 2,3,10,11,18,19,26,27,34,35,42,43,50,51,58,59,66,67,74,75,82,83,90,91,
%T A047473 98,99,106,107,114,115,122,123,130,131,138,139,146,147,154,155,162,163,
%U A047473 170,171,178,179,186,187,194
%N A047473 Numbers that are congruent to {2, 3} mod 8.
%C A047473 n such that n and n+2 have the same digital binary sum - Benoit Cloitre 
               (benoit7848c(AT)orange.fr), Dec 01 2002
%F A047473 a(n)=8*n-a(n-1)-11 (with a(1)=2) [From Vincenzo Librandi (vincenzo.librandi(AT)tin.it), 
               Nov 24 2009]
%e A047473 For n=2, a(2)=8*2-2-11=3; n=4, a(4)=8*4-3-11=10; n=4, a(4)=8*4-10-11=11 
               [From Vincenzo Librandi (vincenzo.librandi(AT)tin.it), Nov 24 2009]
%Y A047473 Sequence in context: A146327 A081706 A032804 this_sequence A008509 A081868 
               A092986
%Y A047473 Adjacent sequences: A047470 A047471 A047472 this_sequence A047474 A047475 
               A047476
%K A047473 nonn,new
%O A047473 1,1
%A A047473 N. J. A. Sloane (njas(AT)research.att.com).

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