Number of (n+1)X6 0..3 arrays with the number of clockwise edge increases in every 2X2 subblock equal to one.
A206082
Number of (n+1)X6 0..3 arrays with the number of clockwise edge increases in every 2X2 subblock equal to one.
Terms
- a(0) =426596a(1) =35195768a(2) =2359157212a(3) =153755370824
External references
- oeis: A206082