%I A050452
%S A050452 0,0,3,0,0,3,7,0,3,0,11,3,0,7,18,0,0,3,19,0,10,11,23,3,0,0,30,7,
%T A050452 0,18,31,0,14,0,42,3,0,19,42,0,0,10,43,11,18,23,47,3,7,0,54,0,0,
%U A050452 30,66,7,22,0,59,18,0,31,73,0,0,14,67,0,26,42,71,3,0,0,93,19,18
%N A050452 Sum_{d|n, d=3 mod 4} d.
%F A050452 a(n) = A000593(n) - A050449(n). - Reinhard Zumkeller (reinhard.zumkeller(AT)gmail.com), 
               Apr 18 2006
%Y A050452 Cf. A001842.
%Y A050452 Sequence in context: A091921 A037285 A005082 this_sequence A151665 A079201 
               A079209
%Y A050452 Adjacent sequences: A050449 A050450 A050451 this_sequence A050453 A050454 
               A050455
%K A050452 nonn
%O A050452 0,3
%A A050452 N. J. A. Sloane (njas(AT)research.att.com), Dec 23 1999