Number of (n+1) X (3+1) 0..2 arrays with no element unequal to a strict majority of its horizontal and antidiagonal neighbors, with values 0..2 introduced in row major order.
A231258
Number of (n+1) X (3+1) 0..2 arrays with no element unequal to a strict majority of its horizontal and antidiagonal neighbors, with values 0..2 introduced in row major order.
Terms
- a(0) =4a(1) =32a(2) =304a(3) =2982a(4) =29366a(5) =289230a(6) =2848550a(7) =28054534a(8) =276301638a(9) =2721223974a(10) =26800640678a(11) =263952669990
External references
- oeis: A231258