Number of (n+2)X(4+2) 0..1 arrays with every 3X3 subblock diagonal median minus antidiagonal median nondecreasing horizontally, vertically and ne-to-sw antidiagonally.

A253957

Number of (n+2)X(4+2) 0..1 arrays with every 3X3 subblock diagonal median minus antidiagonal median nondecreasing horizontally, vertically and ne-to-sw antidiagonally.

Terms

    a(0) =82064a(1) =1022752a(2) =15946360a(3) =240903042a(4) =3624943928a(5) =55018824334a(6) =841599218625

External references