Number of 4 X n 0..2 arrays with new values 0..2 introduced in row major order and no element equal to more than two of its immediate leftward or upward or right-upward antidiagonal neighbors.
A208395
Number of 4 X n 0..2 arrays with new values 0..2 introduced in row major order and no element equal to more than two of its immediate leftward or upward or right-upward antidiagonal neighbors.
Terms
- a(0) =14a(1) =1094a(2) =79092a(3) =5800644a(4) =424785708a(5) =31112194860
External references
- oeis: A208395