Number of n X n binary arrays symmetric about main diagonal with all ones connected only in a 110-111-100 pattern in any orientation.
A146183
Number of n X n binary arrays symmetric about main diagonal with all ones connected only in a 110-111-100 pattern in any orientation.
Terms
- a(0) =1a(1) =1a(2) =1a(3) =1a(4) =5a(5) =17a(6) =43a(7) =197a(8) =1293a(9) =11263a(10) =110807a(11) =1310257a(12) =21564593a(13) =459131585a(14) =12523288493a(15) =440243859565
External references
- oeis: A146183