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%I #1 Aug 27 2010 03:00:00
%S 1,6,8,180,32,10080,3456,453600,115200,47900160,71680,217945728000,
%T 36578304000,2241727488000,45984153600,2000741783040000
%N Erroneous version of A002689.
%D N. J. A. Sloane, A Handbook of Integer Sequences, Academic Press, 1973 (includes this sequence).
%D N. J. A. Sloane and Simon Plouffe, The Encyclopedia of Integer Sequences, Academic Press, 1995 (includes this sequence).
%K dead
%O 0,2