98568

Appears in sequences

• Number of possible rook moves on an n X n chessboard.at n=36A035006
• Number of n X n 0..1 arrays with every element unequal to 0, 2, 3, 4 or 5 king-move adjacent elements, with upper left element zero.at n=4A304413
• Number of nX5 0..1 arrays with every element unequal to 0, 2, 3, 4 or 5 king-move adjacent elements, with upper left element zero.at n=4A304416
• T(n,k)=Number of nXk 0..1 arrays with every element unequal to 0, 2, 3, 4 or 5 king-move adjacent elements, with upper left element zero.at n=40A304419
• Achilles numbers sandwiched between two semiprimes.at n=37A380937