Number of (n+1)X(3+1) 0..2 arrays with each 2X2 subblock having the number of clockwise edge increases less than or equal to the number of counterclockwise edge increases.
A234827
Number of (n+1)X(3+1) 0..2 arrays with each 2X2 subblock having the number of clockwise edge increases less than or equal to the number of counterclockwise edge increases.
Terms
- a(0) =3843a(1) =161631a(2) =6566460a(3) =263929692a(4) =10572386472a(5) =423046102605
External references
- oeis: A234827