Number of 6Xn 0..2 arrays with exactly floor(6Xn/2) elements equal to at least one horizontal or antidiagonal neighbor, with new values introduced in row major 0..2 order.
A223109
Number of 6Xn 0..2 arrays with exactly floor(6Xn/2) elements equal to at least one horizontal or antidiagonal neighbor, with new values introduced in row major 0..2 order.
Terms
- a(0) =0a(1) =16352a(2) =6939648a(3) =2870336499
External references
- oeis: A223109