Number of n X n binary arrays symmetric under horizontal reflection with all ones connected only in a 101-111-100 pattern in any orientation.
A146189
Number of n X n binary arrays symmetric under horizontal reflection with all ones connected only in a 101-111-100 pattern in any orientation.
Terms
- a(0) =1a(1) =1a(2) =1a(3) =1a(4) =1a(5) =1a(6) =117a(7) =259a(8) =2279a(9) =5789a(10) =60955a(11) =163861a(12) =9576387a(13) =34012697a(14) =10076483081a(15) =49427387999
External references
- oeis: A146189