Number of 4Xn 0..3 arrays with no element x(i,j) adjacent to value 3-x(i,j) horizontally or antidiagonally, top left element zero, and 1 appearing before 2 in row major order.
A233085
Number of 4Xn 0..3 arrays with no element x(i,j) adjacent to value 3-x(i,j) horizontally or antidiagonally, top left element zero, and 1 appearing before 2 in row major order.
Terms
- a(0) =36a(1) =1094a(2) =41675a(3) =1588262a(4) =60632429a(5) =2315298290a(6) =88417171553
External references
- oeis: A233085