Number of (n+1)X3 0..3 arrays with the number of clockwise edge increases in every 2X2 subblock equal to one.
A206079
Number of (n+1)X3 0..3 arrays with the number of clockwise edge increases in every 2X2 subblock equal to one.
Terms
- a(0) =960a(1) =13672a(2) =187144a(3) =2567488a(4) =35195768a(5) =482548752a(6) =6615795040a(7) =90703800392
External references
- oeis: A206079