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PrimePi(n)!.
2

%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