Number of (n+2)X(n+2) 0..1 matrices with each 3X3 subblock having the same population.
A224643
Number of (n+2)X(n+2) 0..1 matrices with each 3X3 subblock having the same population.
Terms
- a(0) =512a(1) =2688a(2) =10304a(3) =31616a(4) =115328a(5) =356352a(6) =983168a(7) =3220992a(8) =9400448a(9) =25481600
External references
- oeis: A224643