Number of (n+2) X (3+2) 0..3 arrays with every consecutive three elements in every row having 2 or 3 distinct values, in every column 1 or 2 distinct values, in every diagonal 2 distinct values, and in every antidiagonal 2 distinct values, and new values 0 upwards introduced in row major order.

A252915

Number of (n+2) X (3+2) 0..3 arrays with every consecutive three elements in every row having 2 or 3 distinct values, in every column 1 or 2 distinct values, in every diagonal 2 distinct values, and in every antidiagonal 2 distinct values, and new values 0 upwards introduced in row major order.

Terms

    a(0) =90512a(1) =566649a(2) =5247300a(3) =54457598a(4) =606913688a(5) =6778023822a(6) =76682086492a(7) =869698248167

External references