Number of (n+1) X (4+1) 0..2 arrays with no element greater than all horizontal neighbors or less than all vertical neighbors.

A238319

Number of (n+1) X (4+1) 0..2 arrays with no element greater than all horizontal neighbors or less than all vertical neighbors.

Terms

    a(0) =51a(1) =1867a(2) =41046a(3) =721939a(4) =13265123a(5) =261676376a(6) =5206684654a(7) =102053610873

External references