Number of (n+1) X 4 0..2 arrays with no 2 X 2 subblock sum differing from a horizontal or vertical neighbor subblock sum by more than one.

A183965

Number of (n+1) X 4 0..2 arrays with no 2 X 2 subblock sum differing from a horizontal or vertical neighbor subblock sum by more than one.

Terms

    a(0) =2601a(1) =43163a(2) =746017a(3) =14219749a(4) =272110811a(5) =5344196941a(6) =105022040225

External references