Number of n X n binary arrays symmetric under horizontal reflection with all ones connected only in a 1111-1111 pattern in any orientation.
A146934
Number of n X n binary arrays symmetric under horizontal reflection with all ones connected only in a 1111-1111 pattern in any orientation.
Terms
- a(0) =1a(1) =1a(2) =1a(3) =5a(4) =3a(5) =15a(6) =9a(7) =102a(8) =95a(9) =2114a(10) =1457a(11) =60876a(12) =28065a(13) =3284271a(14) =1326313a(15) =274823476a(16) =104019594a(17) =40810011642a(18) =14395862201
External references
- oeis: A146934