Search: id:A074042
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%I A074042
%S A074042 1,8,11,92,1117,15676,281507,5603888,167362597,5328886012,222844337147,
%T A074042 9761066934176,583589647901149,36052483750271224,2587390775195626139,
%U A074042 190843701043052923832,19418598540473717052037
%N A074042 Numerator of Sum{1/A077800(k)|1<=k<=n}, denominator=A074043.
%C A074042 a(n)/A074043(n) -> Brun's constant (A065421).
%Y A074042 Sequence in context: A000787 A167621 A006072 this_sequence A140478 A111021 
               A126814
%Y A074042 Adjacent sequences: A074039 A074040 A074041 this_sequence A074043 A074044 
               A074045
%K A074042 nonn,frac
%O A074042 1,2
%A A074042 Reinhard Zumkeller (reinhard.zumkeller(AT)gmail.com), Aug 13 2002
%E A074042 Definition corrected by Max Alekseyev (maxale(AT)gmail.com), May 10 2009

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