Lambda1___B_is_0 20 20 Lambda2 0 1 the_lattice_point_paired_with_0 1 1 the_lattice_point_paired_with_Lambda1 4 4 the_lattice_point_paired_with_2Lambda1 39 39 the_lattice_point_paired_with_Lambda2 2 3 the_lattice_point_paired_with_Lambda1+Lambda2 2 2 the_lattice_point_paired_with_2Lambda1+Lambda2 38 39