Number of (n+1)X(4+1) 0..2 arrays with the upper median of every 2X2 subblock equal.

A237304

Number of (n+1)X(4+1) 0..2 arrays with the upper median of every 2X2 subblock equal.

Terms

    a(0) =11545a(1) =731603a(2) =36167196a(3) =2009833839a(4) =108105728913

External references