Half the number of (n+2) X 8 binary arrays with each 3 X 3 subblock having a sum in 2..7.
A186793
Half the number of (n+2) X 8 binary arrays with each 3 X 3 subblock having a sum in 2..7.
Terms
- a(0) =6932452a(1) =1541462868a(2) =341441530745
External references
- oeis: A186793