%I #3 Mar 30 2012 18:49:45
%S 2,2,12,240,725760,79833600,2615348736000,711374856192000,
%T 102181884343418880000,21777738900836704321536000000,
%U 17683523987479403909087232000000
%N 2*(prime(n)-2)!.
%t Table[2*(Prime[n] - 2)!, {n, 1, 23}]
%K easy,nonn
%O 1,1
%A _Giovanni Teofilatto_, Jul 03 2007
%E Edited and extended by _Stefan Steinerberger_, Jul 13 2007