%I #4 Mar 30 2012 18:40:03
%S 1,1,2,2,6,6,24,24,24,24,120,120,720,720,720,720,5040,5040,40320,
%T 40320,40320,40320,362880,362880,362880,362880,362880,362880,3628800,
%U 3628800,39916800,39916800,39916800,39916800,39916800,39916800,479001600
%N PrimePi(n)!.
%Y Cf. A000720.
%K easy,nonn
%O 1,3
%A _Giovanni Teofilatto_, Nov 09 2007
%E Extended by _Ray Chandler_, Mar 02 2009