Combinatorica`
Combinatorica`

UnrankPermutation

UnrankPermutation[r,l]

gives the r^(th) permutation in the lexicographic list of permutations of list l.

UnrankPermutation[r,n]

gives the r^(th) permutation in the lexicographic list of permutations of {1,2,...,n}.

Details

See Also

DistinctPermutations  RankPermutation

Tutorials