Which finite groups of odd order are not isomorphic to the group of units of some ring?
127306
Is the group of units of a finite ring cyclic?
15526
Question on groups of order $pq$
34972
order of non abelian group can't be what?
61550
Existence of elements of order $p^k$ in a finite group
89864
Units in finite polynomial rings
150207
Non isomorphic subgroups of cyclic groups
28676
Is a finite group uniquely determined by the orders of its elements?
149030
Nonisomorphic groups of order 12.
118849
If a cyclic group has an element of infinite order, how many elements of finite order does it have?
76732
Number of non-isomorphic groups of order 21
6385
Minimal counterexamples of the isomorphism problem for integral group rings
84823
When is the group of units in $\mathbb{Z}_n$ cyclic?
146969
Proving that every group of order $4$ is isomorphic to $\Bbb Z_4$ or $\Bbb Z^*_8$
92750
Groups where all elements are order 3
37351
Group of Order $p^2$ Isomorphic to $\mathbb{Z}_{p^2}$ or $\mathbb{Z}_{p}$ $\times$ $\mathbb{Z}_{p}$
128443
Isomorphism between finite groups
122125
Order of group element divides order of finite group