Number of n X n binary arrays with all ones connected only in a one by five or five by one block.
A145964
Number of n X n binary arrays with all ones connected only in a one by five or five by one block.
Terms
- a(0) =1a(1) =1a(2) =1a(3) =1a(4) =25a(5) =173a(6) =1794a(7) =20685a(8) =319727a(9) =6676539a(10) =232552310a(11) =11372993795
External references
- oeis: A145964