158090

Appears in sequences

• Number of (w,x,y,z) with all terms in {1,...,n} and |w-x|>|x-y|+|y-z|.at n=30A212573
• Number of nX3 0..1 arrays with every 1 horizontally, diagonally or antidiagonally adjacent to 2 or 3 neighboring 1s.at n=8A297539