346032

Appears in sequences

• Number of permutations of {1,...,n} avoiding adjacent step pattern up, down, down, down, up, down.at n=9A177536
• Number of nX3 0..1 arrays with every 1 horizontally, diagonally or antidiagonally adjacent to 1, 2 or 3 neighboring 1s.at n=6A297649
• T(n,k)=Number of nXk 0..1 arrays with every 1 horizontally, diagonally or antidiagonally adjacent to 1, 2 or 3 neighboring 1s.at n=42A297654
• Number of 7 X n 0..1 arrays with every 1 horizontally, diagonally or antidiagonally adjacent to 1, 2 or 3 neighboring 1's.at n=2A297660