Number of n X n binary arrays with all 1's connected only in a 3 X 3 el 1,1 1,2 1,3 2,3 3,3 in any orientation.
A146030
Number of n X n binary arrays with all 1's connected only in a 3 X 3 el 1,1 1,2 1,3 2,3 3,3 in any orientation.
Terms
- a(0) =1a(1) =1a(2) =5a(3) =19a(4) =79a(5) =523a(6) =9169a(7) =183491a(8) =4964583a(9) =219022025a(10) =16321424419
External references
- oeis: A146030