Number of n X 5 0..5 arrays with every nonzero element less than or equal to some NW, E or S neighbor.
A203274
Number of n X 5 0..5 arrays with every nonzero element less than or equal to some NW, E or S neighbor.
Terms
- a(0) =1a(1) =165993a(2) =525063657a(3) =805342647391
External references
- oeis: A203274