Number of n X n integer arrays with each element equal to the number of horizontal and vertical neighbors differing from itself by exactly one.

A266075

Number of n X n integer arrays with each element equal to the number of horizontal and vertical neighbors differing from itself by exactly one.

Terms

    a(0) =1a(1) =1a(2) =4a(3) =5a(4) =29a(5) =78a(6) =466a(7) =3907a(8) =52773a(9) =925875a(10) =25789942

External references