In how many ways can the rooks be arranged?
9739
Placing $9$ black and $9$ white rooks on $ 6\times6$ board without any attacks between different colours
41258
Possible Combinations in a Yahtzee Straight?
158381
Distinct balls into distinct boxes
148776
A different approach in distributing $8$ distinct balls into $6$ distinct boxes
101758
combinatorics circular arrangement problem
113418
Minimum number of dominoes on an $n \times n$ chessboard to prevent placement of another domino.
153370
Number of different partitions of N
34616
Number of ways of distributing balls into boxes
117162
How many ways can the 10 A's be distributed?
96344
Combination with repetitions.
127701
How many distinct ways are there to $2$-color the $8$ vertices of a cube?
74772
How many arrangements of a bookshelf exist where certain books must be to the left/right of other books?
102634
Order of the Rubik's cube group
152107
Classic Circle and Adjacent Arrangement Problem
82327
Tiling a $3 \times 2n$ rectangle with dominoes
19101
Permutation induced by a partition
65126
What is the number of five-card hands possible from a standard fifty-two card deck?