219714

Appears in sequences

• Number of nX3 0..2 arrays avoiding the pattern z-1 z-1 z in any row, column or nw-to-se diagonal.at n=3A206729
• Number of nX4 0..2 arrays avoiding the pattern z-1 z-1 z in any row, column or nw-to-se diagonal.at n=2A206730
• T(n,k)=Number of nXk 0..2 arrays avoiding the pattern z-1 z-1 z in any row, column or nw-to-se diagonal.at n=17A206734
• T(n,k)=Number of nXk 0..2 arrays avoiding the pattern z-1 z-1 z in any row, column or nw-to-se diagonal.at n=18A206734