Number of n X n binary arrays symmetric under horizontal reflection with all ones connected only in a 1110-0111 pattern in any orientation.
A146470
Number of n X n binary arrays symmetric under horizontal reflection with all ones connected only in a 1110-0111 pattern in any orientation.
Terms
- a(0) =1a(1) =1a(2) =1a(3) =1a(4) =5a(5) =7a(6) =19a(7) =35a(8) =463a(9) =969a(10) =22041a(11) =58321a(12) =1701021a(13) =5460085a(14) =383363779a(15) =1519453757a(16) =207202049471
External references
- oeis: A146470