Half the number of nX7 binary arrays with every element equal to exactly one or two of its horizontal and vertical neighbors.
A185833
Half the number of nX7 binary arrays with every element equal to exactly one or two of its horizontal and vertical neighbors.
Terms
- a(0) =8a(1) =421a(2) =5004a(3) =54223a(4) =649826a(5) =7678409a(6) =91052720a(7) =1073661088a(8) =12644950311a(9) =149729950026
External references
- oeis: A185833