# Necklace Permutation Calculator

## Calculates the number of necklace permutations of n things.

 "Necklace Permutation" represents the circular permutation of which clockwise and anti-clock wise arrangements are not distinct.

 number of things : n Total number of ways :
 $\normal Necklace \vspace{1} Permutation\\\vspace{5}(1)\ {\Large\frac{n!}{n}} \div 2= \large\frac{(n-1)!}{2}\\$

Necklace Permutation
 [0-0] / 0 Disp-Num5103050100200
The message is not registered.

Sending completion

To improve this 'Necklace Permutation Calculator', please fill in questionnaire.
Male or Female ?
Age

Occupation

Useful?

Purpose of use?