Search: id:A056061
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%I A056061
%S A056061 1,1,1,1,1,2,1,1,2,4,1,2,2,2,2,2,1,2,1,2,2,2,1,2,4,4,8,8,4,6,2,2,2,4,2,
%T A056061 4,4,4,2,4,2,2,2,2,8,12,4,8,8,8,8,8,4,6,2,2,2,3,2,3,3,3,4,4,2,4,2,4,4,
%U A056061 4,1,2,2,2,4,4,8,12,2,4,12,12,4,4,8,12,12,12,4,6,8,12,12,12,8,16,8,8,6
%N A056061 Number of square divisors of central binomial coefficients.
%F A056061 a(n)=A046951[A001405(n)]=A000005[A000188(A001405(n)]
%e A056061 n=27: binomial[27,13]=20058300, its largest square-divisor is 900=30^2 
               so a(27)=tau[30]=8.
%Y A056061 Cf. A001405, A046951, A000005, A000188, A056056-A056060.
%Y A056061 Sequence in context: A131054 A166288 A056648 this_sequence A029265 A103648 
               A133771
%Y A056061 Adjacent sequences: A056058 A056059 A056060 this_sequence A056062 A056063 
               A056064
%K A056061 nonn
%O A056061 1,6
%A A056061 Labos E. (labos(AT)ana.sote.hu) Jul 26 2000

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