Number of (n+1)X6 0..3 arrays with the number of clockwise edge increases in every 2X2 subblock equal to two.
A206194
Number of (n+1)X6 0..3 arrays with the number of clockwise edge increases in every 2X2 subblock equal to two.
Terms
- a(0) =559788a(1) =108363344a(2) =21162670972
External references
- oeis: A206194