Companion to "Pfaffian Point Processes for Two Classes of Random Plane Partitions"
[[0, 10, 45, 120, 210, 252], [-10, 0, 165, 660, 1386, 1848], [-45, -165, 0, 1254, 3696, 5742], [-120, -660, -1254, 0, 4422, 9438], [-210, -1386, -3696, -4422, 0, 7667], [-252, -1848, -5742, -9438, -7667, 0]]