74880210

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=5A206729
• Number of nX6 0..2 arrays avoiding the pattern z-1 z-1 z in any row, column or nw-to-se diagonal.at n=2A206732
• 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=30A206734
• 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=33A206734