Number of 5 X n 0..3 arrays with row sums equal and column sums unequal to adjacent columns.

A203035

Number of 5 X n 0..3 arrays with row sums equal and column sums unequal to adjacent columns.

Terms

    a(0) =4a(1) =1472a(2) =578696a(3) =315135868a(4) =189412482924

External references