

A278793


Number of nX2 0..3 arrays with rows in nondecreasing lexicographic order and columns in nonincreasing lexicographic order, but with exactly two mistakes.


1



0, 44, 1713, 34348, 468496, 4888659, 41698446, 303361302, 1938464178, 11113364813, 58083296635, 280168918756, 1259424247108, 5317482568472, 21222955187222, 80498197428443, 291472386647409, 1011352733367759
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