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%I #3 Oct 15 2013 22:31:06
%S 1,1,1,1,1,20,1,1,15876,1016255020032,1,728933458176,8670998958336,
%T 19247673071478783248355557376,1714723915100625,
%U 752711194884611945703392100000000,1
%N Product of non-unitary divisors of central binomial coefficients or a(n)=1 if all divisors are unitary. See A046098.
%F a(n)=A061538[A001405(n)]
%Y Cf. A001405, A061537, A061538, A048243, A056173.
%K nonn
%O 1,6
%A _Labos Elemer_, Sep 13 2001
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