Number of (2+1)X(n+1) 0..3 arrays with no element greater than all horizontal neighbors or equal to all vertical neighbors.
A238931
Number of (2+1)X(n+1) 0..3 arrays with no element greater than all horizontal neighbors or equal to all vertical neighbors.
Terms
- a(0) =36a(1) =864a(2) =13090a(3) =191086a(4) =3025468a(5) =48511734a(6) =773430790a(7) =12302664748a(8) =195681771826
External references
- oeis: A238931