Number of (n+1)X5 0..3 arrays with rows and columns in nondecreasing order and with no 2X2 subblock sum differing from a horizontal or vertical neighbor subblock sum by more than one.

A184090

Number of (n+1)X5 0..3 arrays with rows and columns in nondecreasing order and with no 2X2 subblock sum differing from a horizontal or vertical neighbor subblock sum by more than one.

Terms

    a(0) =1714a(1) =2848a(2) =40401a(3) =368326a(4) =4086234a(5) =35402227a(6) =305194632a(7) =2367377082a(8) =17778498024a(9) =125853131068a(10) =873427953885

External references