Number of n X n binary arrays symmetric under horizontal reflection with all ones connected only in a 1001-1111-0110 pattern in any orientation.
A147414
Number of n X n binary arrays symmetric under horizontal reflection with all ones connected only in a 1001-1111-0110 pattern in any orientation.
Terms
- a(0) =1a(1) =1a(2) =1a(3) =5a(4) =1a(5) =11a(6) =9a(7) =68a(8) =153a(9) =1684a(10) =1679a(11) =71570a(12) =36923a(13) =5414251a(14) =2307043a(15) =500915628a(16) =344960766a(17) =114097346426a(18) =84657360537
External references
- oeis: A147414