Number of n X n binary arrays with all ones connected only in a 1000-1111-0100-0100 pattern in any orientation.

A146823

Number of n X n binary arrays with all ones connected only in a 1000-1111-0100-0100 pattern in any orientation.

Terms

    a(0) =1a(1) =1a(2) =1a(3) =9a(4) =33a(5) =81a(6) =501a(7) =9765a(8) =253829a(9) =5201161a(10) =149256829a(11) =9047294209a(12) =886839186693

External references