function lambda = oto_eigenvalues ( n )

%*****************************************************************************80
%
%% oto_eigenvalues() returns the eigenvalues of the OTO matrix.
%
%  Licensing:
%
%    This code is distributed under the MIT license.
%
%  Modified:
%
%    04 November 2007
%
%  Author:
%
%    John Burkardt
%
%  Input:
%
%    integer N, the order of the matrix.
%
%  Output:
%
%    real LAMBDA(N,1), the eigenvalues.
%
  lambda = zeros ( n, 1 );

  for i = 1 : n
    angle = i * pi / ( 2 * ( n + 1 ) );
    lambda(i,1) = 4.0 * ( sin ( angle ) )^2;
  end

  return
end
