Number of (n+2)X(6+2) 0..1 arrays with every 3X3 subblock diagonal sum minus antidiagonal median nondecreasing horizontally, vertically and ne-to-sw antidiagonally.

A254802

Number of (n+2)X(6+2) 0..1 arrays with every 3X3 subblock diagonal sum minus antidiagonal median nondecreasing horizontally, vertically and ne-to-sw antidiagonally.

Terms

    a(0) =618856a(1) =1351487a(2) =3598070a(3) =11202222a(4) =36042356a(5) =96309005a(6) =238103801a(7) =525494884a(8) =1506994147a(9) =4139903099a(10) =11764995474a(11) =31290573704a(12) =88480288728a(13) =253051501122a(14) =727283120714

External references