Existence of subgroups in group of order $2n$
54082
Group with exactly two subgroups of index 2
7973
Groups of order $pq$ have a proper normal subgroup
933
How many groups exist with order $n$ (two isomorphic groups are treated as the same group)
79055
Orders of a symmetric group
76962
Sylow $p$-subgroups of $GL_n(\mathbb{F}_p)$
133770
Subgroups of finite abelian groups.
109053
Show that a finite cyclic group of order $n$ has exactly one subgroup of order $d$ dividing $n$ and these are all the subgroups it has
156941
Subgroups of $\mathbb{Z}$
15341
Non-abelian finite group in which more than half of the elements have order $2$
76943
Existence of subgroup of order six in $A_4$
148904
Groups of order $p^3$
101602
consider the group $G=\mathbb Q/\mathbb Z$. For $n>0$, is there a cyclic subgroup of order n
142938
Sylow 2-subgroups of the group $\mathrm{PSL}(2,q)$
42449
Is there any efficient algorithm for finding subgroups of a given finite group?
104080
Group with order $pq$ has subgroups of order $p$ and $q$
46260
Prove that a group generated by two elements of order $2$, $x$ and $y$, is isomorphic to $D_{2n}$, where $n = |xy|.$
15526
Question on groups of order $pq$