Number of nX7 0..1 arrays avoiding 0 0 0 and 0 1 1 horizontally and 0 0 1 and 1 0 0 vertically.
A207499
Number of nX7 0..1 arrays avoiding 0 0 0 and 0 1 1 horizontally and 0 0 1 and 1 0 0 vertically.
Terms
- a(0) =25a(1) =625a(2) =3355a(3) =17911a(4) =122061a(5) =804887a(6) =5715255a(7) =40046975a(8) =287772089a(9) =2061595205a(10) =14914823863a(11) =107929360177a(12) =784430935831
External references
- oeis: A207499