Half the number of n X 6 binary arrays with the number of 1-1 horizontal, vertical, diagonal and antidiagonal adjacencies equal to the number of 0-0 adjacencies.
A183287
Half the number of n X 6 binary arrays with the number of 1-1 horizontal, vertical, diagonal and antidiagonal adjacencies equal to the number of 0-0 adjacencies.
Terms
- a(0) =6a(1) =210a(2) =8016a(3) =385316a(4) =20021342a(5) =1085177164a(6) =60444425412
External references
- oeis: A183287