Number of (n+1)X(4+1) 0..3 arrays with no element equal to all horizontal neighbors or unequal to all vertical neighbors, and new values 0..3 introduced in row major order.
A239153
Number of (n+1)X(4+1) 0..3 arrays with no element equal to all horizontal neighbors or unequal to all vertical neighbors, and new values 0..3 introduced in row major order.
Terms
- a(0) =24a(1) =24a(2) =12159a(3) =135766a(4) =12844591a(5) =330311070a(6) =18120156500a(7) =629468400383
External references
- oeis: A239153