The permutation of the grid
120684
Calculating the number of possible paths through some squares
38783
How to generate random permutations with CUDA
101642
Counting in a rectangular grid with obstacles
153721
Conjugating a permutation
66842
Number of $n^2\times n^2$ permutation matrices with a 1 in each $n\times n$ subgrid
83837
Odd/Even Permutations
48019
Explanation circular permutation
93459
Number of permutations of unspecified length
132118
Computing the $n^{\textrm{th}}$ permutation of bits.
69827
Set conditions at a permutation
103081
Square-tiling a torus
75804
Is this permutation-sum problem NP-complete?
101719
Finding the n-th lexicographic permutation of a string
8458
Combinatorics problem based on Ferrers graph
20636
Algorithm for finding numerical permutation given lexicographic index
86067
A Variation of the even-town odd-town problem
4555
How to write permutations as product of disjoint cycles and transpositions