244325

Appears in sequences

• Number of nX3 0..2 arrays avoiding the pattern z z+1 z horizontally and z z-1 z vertically.at n=3A207984
• Number of nX4 0..2 arrays avoiding the pattern z z+1 z horizontally and z z-1 z vertically.at n=2A207985
• T(n,k)=Number of nXk 0..2 arrays avoiding the pattern z z+1 z horizontally and z z-1 z vertically.at n=17A207989
• T(n,k)=Number of nXk 0..2 arrays avoiding the pattern z z+1 z horizontally and z z-1 z vertically.at n=18A207989