201152

Appears in sequences

• Numbers n such that 279*2^n-1 is prime.at n=37A050898
• {a(3,n)}, where a(m,n) is as defined in sequence A110576.at n=9A110579
• Number of n X n 0..1 arrays with every 1 horizontally, diagonally or antidiagonally adjacent to 0, 2 or 3 neighboring 1's.at n=4A297631
• Number of nX5 0..1 arrays with every 1 horizontally, diagonally or antidiagonally adjacent to 0, 2 or 3 neighboring 1s.at n=4A297634
• T(n,k)=Number of nXk 0..1 arrays with every 1 horizontally, diagonally or antidiagonally adjacent to 0, 2 or 3 neighboring 1s.at n=40A297637
• Number of 5Xn 0..1 arrays with every 1 horizontally, diagonally or antidiagonally adjacent to 0, 2 or 3 neighboring 1s.at n=4A297641