permutations with specified repetition counts
71759
How many different permutations are there of the sequence of letters in "MISSISSIPPI"?
6204
How many permutations of $\{1, \ldots, n\}$ exist such that none of them contain $(i, i+1)$ (as a sequence) for $i \in {1,...,(n-1)}$?
46999
How many fixed points in a permutation
157621
Combinatorics involving picking a specific amount of consonants without repeat and vowels (can repeat)
158580
Permutation count of AABBC
112188
Duplicate Permutations with Tuples
122389
How can I generate a list of all possible permutations of several letters?
83837
Odd/Even Permutations
86394
EVERGREEN string question. Combinations and permutations
8049
Generating Combinations
85023
Permutation of n objects with restriction of adjacent pairs
130291
Shortest sequence containing all permutations
122504
Factorisations of permutations
26619
Permutations of word 'mathematics'
107899
counting full bipartite matchings
20722
Fixed points in random permutation
51724
Calculate Nth multiset combination (with repetition) based only on index