Number of (n+1)X5 0..3 arrays with every 2X2 subblock having nonzero determinant and having the same number of clockwise edge increases as its horizontal and vertical neighbors.
A205764
Number of (n+1)X5 0..3 arrays with every 2X2 subblock having nonzero determinant and having the same number of clockwise edge increases as its horizontal and vertical neighbors.
Terms
- a(0) =62607a(1) =4570761a(2) =375857889a(3) =31592825608
External references
- oeis: A205764