Number of (n+1) X 7 0..3 arrays with the number of clockwise edge increases in 2 X 2 subblocks nondecreasing, and counterclockwise edge increases nonincreasing, rightwards and downwards.
A206107
Number of (n+1) X 7 0..3 arrays with the number of clockwise edge increases in 2 X 2 subblocks nondecreasing, and counterclockwise edge increases nonincreasing, rightwards and downwards.
Terms
- a(0) =3472540a(1) =628383700a(2) =173412646632
External references
- oeis: A206107