Number of nX6 0..1 arrays avoiding 0 0 1 and 0 1 0 horizontally and 0 0 1 and 1 0 0 vertically.
A207440
Number of nX6 0..1 arrays avoiding 0 0 1 and 0 1 0 horizontally and 0 0 1 and 1 0 0 vertically.
Terms
- a(0) =21a(1) =441a(2) =3223a(3) =25689a(4) =243981a(5) =2405923a(6) =24609889a(7) =254583643a(8) =2656816215a(9) =27824719899a(10) =292111495571
External references
- oeis: A207440