Number of 3Xn 0..3*n-1 arrays with upper left zero and lower right 3*n-1 and each element differing from its horizontal and antidiagonal neighbors by a power of two.
A265592
Number of 3Xn 0..3*n-1 arrays with upper left zero and lower right 3*n-1 and each element differing from its horizontal and antidiagonal neighbors by a power of two.
Terms
- a(0) =3a(1) =79a(2) =9327a(3) =927797a(4) =82725668a(5) =12404184853
External references
- oeis: A265592