function determ = redheffer_determinant ( n )

%*****************************************************************************80
%
%% REDHEFFER_DETERMINANT returns the determinant of the REDHEFFER matrix.
%
%  Licensing:
%
%    This code is distributed under the MIT license.
%
%  Modified:
%
%    20 October 2007
%
%  Author:
%
%    John Burkardt
%
%  Input:
%
%    integer N, the order of A.
%
%  Output:
%
%    real DETERM, the determinant.
%
  determ = mertens ( n );

  return
end
