Lambda1___B_is_0 36 36 Lambda2 -1 0 the_lattice_point_paired_with_0 0 0 the_lattice_point_paired_with_Lambda1 36 36 the_lattice_point_paired_with_2Lambda1 72 72 the_lattice_point_paired_with_Lambda2 1 2 the_lattice_point_paired_with_Lambda1+Lambda2 1 1 the_lattice_point_paired_with_2Lambda1+Lambda2 69 70