Finding the elements with order $30$ in group $\mathbb Z^*_{31}$.
128899
How to find all generators for a cyclic group of order $n$?
13355
Product of elements of a finite abelian group
130826
Computing class group of $\mathbb Q(\sqrt{6})$
138862
Product of all elements in an odd finite abelian group is 1
8434
Order of $\mathbb{Z}[i]/(1+i)$
84789
Order of products of elements in a finite Abelian group
119052
Finding invertible elements in $\mathbb{Z}/m\mathbb{Z}$
45947
Find generator of multiplicative group of $\mathbb{F}_{27}$
30676
$G'$ and the product of all the elements in an odd order group
84823
When is the group of units in $\mathbb{Z}_n$ cyclic?
50412
Prime elements in $\mathbb{Z}/n\mathbb{Z}$
60847
What three odd integers have a sum of 30?
123710
Find eight elements in $S_6$ that commute with $(12)(34)(56)$
41731
Question about the order of the product of two elements in an abelian group
15000
Show that number of elements in $(Z/nZ)^*$ is $\phi (n)$
102971
Product of all elements of a finite group with an unique element of order 2
41231
Subgroups of (Z,+) of order n