Number of 6Xn 0..1 arrays avoiding 0 0 0 and 0 1 0 horizontally and 0 0 1 and 0 1 0 vertically.
A207430
Number of 6Xn 0..1 arrays avoiding 0 0 0 and 0 1 0 horizontally and 0 0 1 and 0 1 0 vertically.
Terms
- a(0) =21a(1) =441a(2) =3633a(3) =29929a(4) =341329a(5) =3892729a(6) =39698733a(7) =404854641a(8) =4315250265a(9) =45995236225a(10) =481815567745
External references
- oeis: A207430