Number of (n+1)X(n+1) 0..2 arrays with no element equal to all horizontal neighbors or unequal to all vertical neighbors, and new values 0..2 introduced in row major order.

A239529

Number of (n+1)X(n+1) 0..2 arrays with no element equal to all horizontal neighbors or unequal to all vertical neighbors, and new values 0..2 introduced in row major order.

Terms

    a(0) =1a(1) =2a(2) =216a(3) =11108a(4) =7199001a(5) =6976042240

External references