subgroup generated by 2 and 7
3317
Subgroup generated by $2$ and $7$ in $(\mathbb Z,+)$
79380
How to find the order of a group generated by two elements?
42449
Is there any efficient algorithm for finding subgroups of a given finite group?
87766
Using Cayley's Theorem to find an isomorphic subgroup.
117178
Cyclic group generators
156154
Sylow 2 subgroups of S4
54082
Group with exactly two subgroups of index 2
53937
Any partition of $\{1,2,\ldots,100\}$ into seven subsets yields a subset with numbers $a,b,c,d$ such that $a+b=c+d$.
71245
$2 \times 2 $ Orthogonal Group
34067
Is there a general formula for finding all subgroups of dihedral groups?
99694
Number of subgroups of $S_4$
26398
Group of even order contains an element of order 2
151210
How can we find and categorize the subgroups of $\mathbb{R}$?
151130
When is the product of $n$ subgroups a subgroup?
156463
The complement of a proper subgroup generates the whole group
2731
Groups of even order have an element whose order is 2.
31687
Classification of groups of order 30