Number of 2Xn 0..2*n-1 arrays with upper left zero and lower right 2*n-1 and each element differing from its horizontal and diagonal neighbors by a power of two.
A265620
Number of 2Xn 0..2*n-1 arrays with upper left zero and lower right 2*n-1 and each element differing from its horizontal and diagonal neighbors by a power of two.
Terms
- a(0) =1a(1) =0a(2) =64a(3) =908a(4) =29296a(5) =538517a(6) =10912865a(7) =202080075a(8) =11808714880a(9) =409351818615
External references
- oeis: A265620