

A278850


Number of nX3 0..1 arrays with rows in nondecreasing lexicographic order and columns in nonincreasing lexicographic order, but with exactly three mistakes.


1



0, 1, 66, 1348, 15066, 118158, 731444, 3813048, 17413532, 71497004, 268726051, 936836634, 3059698312, 9435007950, 27642602449, 77344108820, 207567987387, 536252189264, 1337891704776, 3232242731921, 7579822554305, 17290405684287
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