4186865990domain: NAppears in sequencesNumber of (n+2) X (4+2) 0..1 arrays with nondecreasing maximum minus minimum of every three consecutive values in every row and column.at n=4A250823Number of (n+2)X(5+2) 0..1 arrays with nondecreasing maximum minus minimum of every three consecutive values in every row and column.at n=3A250824