Number of n X n binary arrays symmetric about main diagonal with all ones connected only in a 01010-11111 pattern in any orientation.
A147062
Number of n X n binary arrays symmetric about main diagonal with all ones connected only in a 01010-11111 pattern in any orientation.
Terms
- a(0) =1a(1) =1a(2) =1a(3) =1a(4) =1a(5) =3a(6) =10a(7) =29a(8) =96a(9) =333a(10) =1304a(11) =7679a(12) =55914a(13) =466003a(14) =4423899a(15) =47937378a(16) =606115023a(17) =9533642435a(18) =182376263152
External references
- oeis: A147062