Number of nX6 0..2 arrays with every nonzero element less than or equal to some NW, E or S neighbor.
A202986
Number of nX6 0..2 arrays with every nonzero element less than or equal to some NW, E or S neighbor.
Terms
- a(0) =1a(1) =8534a(2) =3557168a(3) =838636921a(4) =206497187067
External references
- oeis: A202986