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

A253865

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

Terms

    a(0) =3328a(1) =31632a(2) =296960a(3) =2589968a(4) =22729728a(5) =195774608a(6) =1689797632a(7) =14500025360a(8) =124544611328

External references