Number of n X n binary arrays with all ones connected only in a 1001-1111-1001 pattern in any orientation.
A146925
Number of n X n binary arrays with all ones connected only in a 1001-1111-1001 pattern in any orientation.
Terms
- a(0) =1a(1) =1a(2) =1a(3) =5a(4) =13a(5) =37a(6) =117a(7) =629a(8) =5685a(9) =56354a(10) =602084a(11) =7772959a(12) =142197171a(13) =3619248864a(14) =116780772318
External references
- oeis: A146925