Lambda1___B_is_Lambda1 28 28 Lambda2 -1 0 the_lattice_point_paired_with_0 2 2 the_lattice_point_paired_with_Lambda1 1 2 the_lattice_point_paired_with_2Lambda1 54 54 the_lattice_point_paired_with_Lambda2 -1 0 the_lattice_point_paired_with_Lambda1+Lambda2 27 28 the_lattice_point_paired_with_2Lambda1+Lambda2 55 56