Number of 6X(n+1) 0..3 arrays with every 2 X 2 subblock having the same number of clockwise edge increases as its horizontal neighbors and no 2 X 2 subblock having the same number of counterclockwise edge increases as its vertical neighbors.
A205663
Number of 6X(n+1) 0..3 arrays with every 2 X 2 subblock having the same number of clockwise edge increases as its horizontal neighbors and no 2 X 2 subblock having the same number of counterclockwise edge increases as its vertical neighbors.
Terms
- a(0) =1285076a(1) =3323532a(2) =21711080a(3) =353779964a(4) =7578064080a(5) =183567605276
External references
- oeis: A205663