Number of n X n binary arrays symmetric under 180 degree rotation with all ones connected only in a 11110-01111 pattern in any orientation.
A147512
Number of n X n binary arrays symmetric under 180 degree rotation with all ones connected only in a 11110-01111 pattern in any orientation.
Terms
- a(0) =1a(1) =1a(2) =1a(3) =1a(4) =5a(5) =9a(6) =25a(7) =59a(8) =279a(9) =1153a(10) =8111a(11) =46003a(12) =371173a(13) =2930355a(14) =33533835a(15) =383283501
External references
- oeis: A147512