Number of n X n binary arrays symmetric under horizontal reflection with all ones connected only in a 1100-0100-1111 pattern in any orientation.
A146651
Number of n X n binary arrays symmetric under horizontal reflection with all ones connected only in a 1100-0100-1111 pattern in any orientation.
Terms
- a(0) =1a(1) =1a(2) =1a(3) =1a(4) =1a(5) =1a(6) =19a(7) =27a(8) =575a(9) =1125a(10) =11015a(11) =28077a(12) =425211a(13) =1200943a(14) =68898133a(15) =240563637a(16) =37717682283a(17) =167346267341
External references
- oeis: A146651