Number of n X 6 0..1 arrays with every one equal to some NW, E or S neighbor.

A202904

Number of n X 6 0..1 arrays with every one equal to some NW, E or S neighbor.

Terms

    a(0) =1a(1) =344a(2) =16062a(3) =538672a(4) =19675348a(5) =734614472a(6) =27173404568

External references