1270657

Properties

Appears in sequences

• Number of (n+1)X(1+1) 0..2 arrays with every element both >= and <= some horizontal, vertical or antidiagonal neighbor.at n=6A232197
• Number of (n+1)X(7+1) 0..2 arrays with every element both >= and <= some horizontal, vertical or antidiagonal neighbor.at n=0A232203
• T(n,k)=Number of (n+1)X(k+1) 0..2 arrays with every element both >= and <= some horizontal, vertical or antidiagonal neighbor.at n=21A232204
• T(n,k)=Number of (n+1)X(k+1) 0..2 arrays with every element both >= and <= some horizontal, vertical or antidiagonal neighbor.at n=27A232204
• Primitive prime factors of the cyclotomic polynomial sequence Phi(9,k) in the order in which they occur.at n=18A256144
• Prime numbersat n=97956