Companion to "Pfaffian Point Processes for Two Classes of Random Plane Partitions"
[[0, 4/7, 1/7, 3/7, 2/7, 0, 1/7, -3/7], [-4/7, 0, -3/7, 0, 2/7, 1/7, 1/7, -2/7], [-1/7, 3/7, 0, 4/7, 2/7, 2/7, 1/7, -1/7], [-3/7, 0, -4/7, 0, -2/7, -1/7, -1/7, 2/7], [-2/7, -2/7, -2/7, 2/7, 0, 4/7, 0, 4/7], [0, -1/7, -2/7, 1/7, -4/7, 0, -2/7, -1/7], [-1/7, -1/7, -1/7, 1/7, 0, 2/7, 0, 2/7], [3/7, 2/7, 1/7, -2/7, -4/7, 1/7, -2/7, 0]]