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 antidiagonal neighbors by a power of two.
A265591
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 antidiagonal neighbors by a power of two.
Terms
- a(0) =1a(1) =2a(2) =84a(3) =1354a(4) =38791a(5) =905458a(6) =22977880a(7) =517900514a(8) =22987752597a(9) =786599232404
External references
- oeis: A265591