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%I #13 Jun 29 2018 02:11:27
%S 2,6,24,120,360,5040,40320,362880,1814400,39916800,239500800,
%T 6227020800,43589145600,653837184000,20922789888000,355687428096000,
%U 3201186852864000,121645100408832000,1216451004088320000
%N a(n) = n! / (number of distinct prime divisors of n).
%H Harry J. Smith, <a href="/A062348/b062348.txt">Table of n, a(n) for n = 2..100</a>
%F a(n) = n! / omega(n).
%o (PARI) a(n)=if(n<2, 0, n!/omega(n));
%K easy,nonn
%O 2,1
%A _Jason Earls_, Jul 06 2001