Number of (n+1) X (1+1) 0..2 arrays with each 2 X 2 subblock having the number of clockwise edge increases less than or equal to the number of counterclockwise edge increases.
A234825
Number of (n+1) X (1+1) 0..2 arrays with each 2 X 2 subblock having the number of clockwise edge increases less than or equal to the number of counterclockwise edge increases.
Terms
- a(0) =69a(1) =516a(2) =3843a(3) =28602a(4) =212850a(5) =1583955a(6) =11787201a(7) =87715899a(8) =652748544a(9) =4857507711a(10) =36147734568a(11) =268997764212
External references
- oeis: A234825