Number of (n+2)X6 0..2 arrays with every 3X3 subblock having three strictly increasing elements in a row horizontally, vertically or nw-to-se diagonally.

A204404

Number of (n+2)X6 0..2 arrays with every 3X3 subblock having three strictly increasing elements in a row horizontally, vertically or nw-to-se diagonally.

Terms

    a(0) =6579664a(1) =45603178a(2) =316877238a(3) =2085204465a(4) =23029550325a(5) =415155518470

External references