Search: id:A074757
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%I A074757
%S A074757 34,46,62,74,86,94,142,188,202,214,218,231,243,244,262,278,302,356,375,
%T A074757 394,422,423,428,436,446,459,478,494,584,596,604,621,628,634,664,698,
%U A074757 716,837,861,885,903,916,922,944,956,982,1004,1017,1018,1028,1042,1052
%N A074757 Numbers n such that tau(n) = (tau(n+1)+tau(n-1))/2.
%F A074757 a(n) seems to be asymptotic to c*n with c around 23
%Y A074757 Sequence in context: A076772 A063470 A089715 this_sequence A039327 A043150 
               A043930
%Y A074757 Adjacent sequences: A074754 A074755 A074756 this_sequence A074758 A074759 
               A074760
%K A074757 easy,nonn
%O A074757 1,1
%A A074757 Benoit Cloitre (benoit7848c(AT)orange.fr), Sep 28 2002

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