Number of (n+2) X (n+2) 0..1 arrays with each 3 X 3 subblock having clockwise perimeter pattern 00000000 00000001 or 00000101.
A259944
Number of (n+2) X (n+2) 0..1 arrays with each 3 X 3 subblock having clockwise perimeter pattern 00000000 00000001 or 00000101.
Terms
- a(0) =34a(1) =170a(2) =2438a(3) =35765a(4) =631626a(5) =23837974a(6) =1328499316a(7) =84928425026
External references
- oeis: A259944