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%I #7 Mar 11 2014 01:32:32
%S 3,9,8,81,18,729,30,100,80,59049,72,531441,320,324,168,43046721,252,
%T 387420489,336,1600,5120,31381059609,420,10000,20480,1764,1344,
%U 22876792454961,1008,205891132094649,1080,25600,327680,11664,1440
%N a(n) = the second smallest positive integer with exactly n divisors.
%C Second column of A073915. [From _R. J. Mathar_, Jun 16 2009]
%Y A005179
%K nonn
%O 2,1
%A _Leroy Quet_, Jun 14 2009
%E Extended by _R. J. Mathar_, Jun 16 2009