Search: id:A083910
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%I A083910
%S A083910 0,0,0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,2,0,0,0,0,0,0,0,0,0,2,0,0,0,0,0,
%T A083910 0,0,0,0,3,0,0,0,0,0,0,0,0,0,2,0,0,0,0,0,0,0,0,0,4,0,0,0,0,0,0,0,0,0,2,
%U A083910 0,0,0,0,0,0,0,0,0,4,0,0,0,0,0,0,0,0,0,3,0,0,0,0,0,0,0,0,0,4,0,0,0,0,0
%N A083910 Number of divisors of n that are congruent to 0 modulo 10.
%C A083910 a(n) = A000005(n) - A083911(n) - A083912(n) - A083913(n) - A083914(n) 
               - A083915(n) - A083916(n) - A083917(n) - A083918(n) - A083919(n).
%F A083910 a(10k) = tau(k) = A000005(k); a(n) = 0 if 10 does not divide n. - Franklin 
               T. Adams-Watters (FrankTAW(AT)Netscape.net), Apr 15 2007
%Y A083910 Cf. A010879, A000005, A001227.
%Y A083910 Sequence in context: A096159 A024155 A086008 this_sequence A069843 A069849 
               A138045
%Y A083910 Adjacent sequences: A083907 A083908 A083909 this_sequence A083911 A083912 
               A083913
%K A083910 nonn
%O A083910 1,20
%A A083910 Reinhard Zumkeller (reinhard.zumkeller(AT)gmail.com), May 08 2003

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