Number of n X n binary arrays symmetric under 180 degree rotation with all ones connected only in a 10101-11111 pattern in any orientation.
A147427
Number of n X n binary arrays symmetric under 180 degree rotation with all ones connected only in a 10101-11111 pattern in any orientation.
Terms
- a(0) =1a(1) =1a(2) =1a(3) =1a(4) =5a(5) =13a(6) =25a(7) =49a(8) =161a(9) =793a(10) =4845a(11) =27471a(12) =158415a(13) =1126745a(14) =9283892
External references
- oeis: A147427