Number of (n+1)X(7+1) 0..2 arrays with every 2X2 subblock summing to 2 3 4 5 or 6.

A251389

Number of (n+1)X(7+1) 0..2 arrays with every 2X2 subblock summing to 2 3 4 5 or 6.

Terms

    a(0) =19077905a(1) =61210372853

External references