Number of n X n binary arrays symmetric under 180 degree rotation with all ones connected only in a 101-111-100 pattern in any orientation.
A146195
Number of n X n binary arrays symmetric under 180 degree rotation with all ones connected only in a 101-111-100 pattern in any orientation.
Terms
- a(0) =1a(1) =1a(2) =1a(3) =1a(4) =5a(5) =37a(6) =165a(7) =1001a(8) =4705a(9) =34363a(10) =367959a(11) =6088505a(12) =78978585a(13) =2279840895a(14) =57010330201
External references
- oeis: A146195