How many permutations of the alphabets exist such that none of the permutations include the words car,dog,byte,pun
140161
In how many ways can the Letters of the Alphabet be permuted such that it does not contain CAR,DOG,PUN,BYTE
68793
Worst-case number of transpositions needed to generate a permutation
6204
How many permutations of $\{1, \ldots, n\}$ exist such that none of them contain $(i, i+1)$ (as a sequence) for $i \in {1,...,(n-1)}$?
43962
Penguin Brainteaser : 321-avoiding permutations
40970
All the ternary n-words with an even sum of digits and a zero.
9218
How many ways to arrange ABCD such that A precedes B, and C precedes D
6125
Combinatorial expression for all ternary strings that don't have consecutive 1's and 2's
40763
Possible orders of permutations of $11$ symbols
155372
Find the number of permutations in $S_n$ containing fixed elements in one cycle
130614
Permutations on word $MISSISSIPPI$.
70044
Distinct permutations of the word "toffee"
29678
Circular Permutation
38809
In how many ways can the letters of word $PERMUTATIONS$ be arranged if there are always 4 letters between P and S?
94677
How to generate all permutations of a string in PHP?
98313
Number of possible permutations of n1 1's, n2 2's, n3 3's, n4 4's such that no two adjacent elements are same?
34452
In how many ways can you choose $k$ numbers out of $\{1,2,3,\dots,n\}$ so none of them is consecutive?
96585
Sums and permutation