%I #1 May 16 2003 03:00:00
%S 1,1,4,5,2008,153040,20933840,4662857360,1579060246400
%N Erroneous version of A001500.
%D L. Comtet, Advanced Combinatorics, Reidel, 1974, p. 125, b_n.
%K dead
%O 0,3
