Number of n X n 0..2 arrays with no element equal to a different number of vertical neighbors than horizontal neighbors, with new values 0..2 introduced in row major order.

A240887

Number of n X n 0..2 arrays with no element equal to a different number of vertical neighbors than horizontal neighbors, with new values 0..2 introduced in row major order.

Terms

    a(0) =1a(1) =4a(2) =57a(3) =2362a(4) =245268a(5) =64074526a(6) =41971040844

External references