Number of n X n 0..3 arrays with row sums 5 and column sums 5.

A172736

Number of n X n 0..3 arrays with row sums 5 and column sums 5.

Terms

    a(0) =0a(1) =2a(2) =87a(3) =20112a(4) =13130451a(5) =20592419760

External references