Number of nX7 0..2 arrays with every nonzero element less than or equal to some NW, E or S neighbor.
A202987
Number of nX7 0..2 arrays with every nonzero element less than or equal to some NW, E or S neighbor.
Terms
- a(0) =1a(1) =44885a(2) =52328419a(3) =31806596079
External references
- oeis: A202987