Isomorphic groups with 4 elements
98601
Any  group of order four is either cyclic or isomorphic to $V$
38153
Looking for a simple proof that groups of order $2p$ are up to isomorphism $\mathbb{Z}_{2p}$ and $D_{p}$ .
142038
Finding the number of elements of order two in the symmetric group $S_4$
155669
$\mathrm{Aut}(D_4)$ is isomorphic to $D_4$
15341
Non-abelian finite group in which more than half of the elements have order $2$
129789
Find all Quotient (or Factor) Groups of $D_4$ (Dihedral Group of order $8$)
156319
Show that a group with $|G| = 33$ contains an element of order $3$
108830
Let $G$ be a group of order $2p$ , where $p$ is a prime greater than $2$. Then, G is isomorphic to $\mathbb{Z}_{2p}$ or $D_p$
36882
Two finite abelian groups with the same number of elements of any order are isomorphic
41688
An elementary problem in Group Theory: the unique noncyclic group of order 4
30236
isomorphic groups related in direct product.
11731
Normal subgroups of $S_4$
156154
Sylow 2 subgroups of S4
128096
Let V denote the Klein 4-group. Show that $\text{Aut} (V)$ is isomorphic to $S_3$
16259
How many non isomorphic groups of order 30 are there?
99694
Number of subgroups of $S_4$
87766
Using Cayley's Theorem to find an isomorphic subgroup.