330951

Appears in sequences

• Number of nX4 0..1 arrays avoiding 0 1 0 horizontally and 1 0 0 vertically.at n=5A206885
• T(n,k)=Number of nXk 0..1 arrays avoiding 0 1 0 horizontally and 1 0 0 vertically.at n=41A206889
• Number of 6Xn 0..1 arrays avoiding 0 1 0 horizontally and 1 0 0 vertically.at n=3A206892