Kasteleyn's formula for m=, 2, is , true

                    Kasteleyn's formula for m=, 4, is , true

                    Kasteleyn's formula for m=, 6, is , true

                    Kasteleyn's formula for m=, 8, is , true

                   Kasteleyn's formula for m=, 10, is , true

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               The whole ting took, 2175.130, seconds of CPU time