3283906

Appears in sequences

• Number of n X n binary arrays without the pattern 1 1 1 diagonally, vertically or antidiagonally.at n=4A188740
• Number of nX5 binary arrays without the pattern 1 1 1 diagonally, vertically or antidiagonally.at n=4A188743
• T(n,k)=Number of nXk binary arrays without the pattern 1 1 1 diagonally, vertically or antidiagonally.at n=40A188747
• Number of 5Xn binary arrays without the pattern 1 1 1 diagonally, vertically or antidiagonally.at n=4A188750