71486

Appears in sequences

• Number of nX3 0..1 arrays with no 1 equal to more than three of its horizontal, diagonal and antidiagonal neighbors, with the exception of exactly one element.at n=5A283945
• T(n,k)=Number of nXk 0..1 arrays with no 1 equal to more than three of its horizontal, diagonal and antidiagonal neighbors, with the exception of exactly one element.at n=33A283950
• Number of 6Xn 0..1 arrays with no 1 equal to more than three of its horizontal, diagonal and antidiagonal neighbors, with the exception of exactly one element.at n=2A283955
• Number of ways of placing n non-attacking queens on an n X n board, with no three queens in a straight line.at n=16A365437