Number of (3+2)X(n+2) 0..1 arrays with every 3X3 subblock diagonal median minus antidiagonal median nondecreasing horizontally, vertically and ne-to-sw antidiagonally.
A253963
Number of (3+2)X(n+2) 0..1 arrays with every 3X3 subblock diagonal median minus antidiagonal median nondecreasing horizontally, vertically and ne-to-sw antidiagonally.
Terms
- a(0) =16544a(1) =148332a(2) =1501724a(3) =15946360a(4) =167174472a(5) =1776422573a(6) =18766879524a(7) =200052924697
External references
- oeis: A253963