combinatorics - How many different ways can we place 4 identical rooks on the following chess board - Mathematics Stack Exchange

How many different ways can we place 4 identical rooks on the following chess board so that no two of them attack each other? I know when the board is $n \times n$ and we have $n$ towers then the

Hastha Kalalu Official Tournament Staunton Style Chess Pieces, German Knight Luxury Wooden Chess Set, Hand Carved Weighted Chess Pieces (Ebonized Boxwood: Boxwood, 3.75 Inches) : Toys & Games

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SOLVED: Four identical rooks are randomly placed at four different squares of the standard chessboard 8 X 8 What is the probability that it is possible cut out of the board an

combinatorics - In how many different ways can we place N identical rooks on a chess board WITHOUT CORNERS so that no two of them attack each other ( for N > 3)?

Hastha Kalalu Official Tournament Staunton Style Chess Pieces, German Knight Luxury Wooden Chess Set, Hand Carved Weighted Chess Pieces (Ebonized Boxwood: Boxwood, 3.75 Inches) : Toys & Games

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