Number of (n+1)X(n+1) 0..2 arrays with each row and column divisible by 5, read as a base-3 number with top and left being the most significant digits.

A263217

Number of (n+1)X(n+1) 0..2 arrays with each row and column divisible by 5, read as a base-3 number with top and left being the most significant digits.

Terms

    a(0) =1a(1) =14a(2) =1009a(3) =475539a(4) =3126162435

External references