Search: id:A083652
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%I A083652
%S A083652 1,2,4,6,9,12,15,18,22,26,30,34,38,42,46,50,55,60,65,70,75,80,85,90,95,
%T A083652 100,105,110,115,120,125,130,136,142,148,154,160,166,172,178,184,190,
%U A083652 196,202,208,214,220,226,232,238,244,250,256,262,268,274,280,286,292
%N A083652 Sums of lengths of binary numbers.
%C A083652 a(n) = A001855(n)+1 for n>0;
%C A083652 a(0)=A070939(0)=1, n>0: a(n)=a(n)+A070939(n).
%C A083652 A030190(a(k))=1; A030530(a(k))=k+1.
%F A083652 a(n) = 2 + (n+1)*ceil(Log2(n+1)) - 2^ceil(Log2(n+1)).
%Y A083652 Cf. A007088.
%Y A083652 Sequence in context: A130240 A143118 A162800 this_sequence A118103 A157795 
               A003066
%Y A083652 Adjacent sequences: A083649 A083650 A083651 this_sequence A083653 A083654 
               A083655
%K A083652 nonn
%O A083652 0,2
%A A083652 Reinhard Zumkeller (reinhard.zumkeller(AT)gmail.com), May 01 2003

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