Number of 4Xn 0..1 arrays with new values 0..1 introduced in row major order and no element equal to more than two of its immediate leftward or upward or right-upward antidiagonal neighbors.
A208711
Number of 4Xn 0..1 arrays with new values 0..1 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) =8a(1) =128a(2) =1372a(3) =16084a(4) =185344a(5) =2142580a(6) =24754628a(7) =286034292a(8) =3305009328a(9) =38188137788a(10) =441249345280
External references
- oeis: A208711