Number of 5Xn 0..1 arrays avoiding 0 1 0 horizontally and 1 0 0 vertically.
A206891
Number of 5Xn 0..1 arrays avoiding 0 1 0 horizontally and 1 0 0 vertically.
Terms
- a(0) =20a(1) =400a(2) =4792a(3) =51800a(4) =607043a(5) =7354488a(6) =88342972a(7) =1052865902a(8) =12550021410a(9) =149829237791
External references
- oeis: A206891