Number of nX7 0..1 arrays avoiding 0 0 0 and 0 0 1 horizontally and 0 1 1 and 1 1 0 vertically.
A208839
Number of nX7 0..1 arrays avoiding 0 0 0 and 0 0 1 horizontally and 0 1 1 and 1 1 0 vertically.
Terms
- a(0) =42a(1) =1764a(2) =7086a(3) =31419a(4) =169974a(5) =992574a(6) =6206445a(7) =40122936a(8) =265568130a(9) =1780946115a(10) =12045557394a(11) =81883111842a(12) =558396389421
External references
- oeis: A208839