Finite Group DatabasebetaFinite Group DatabasebetaOrder 16.
9 conjugacy classes of subgroups.
| # | subgroup | G/H | class size | multiplicity | normal? | properties |
|---|---|---|---|---|---|---|
| 1 | Q8 | C2 | 1 | 2 | yes | maximal |
| 2 | C8 | C2 | 1 | 1 | yes | maximal, characteristic |
| 3 | C4 | — | 2 | 2 | no | — |
| 4 | C4 | C22 | 1 | 1 | yes | characteristic |
| 5 | C2 | D4 | 1 | 1 | yes | characteristic |
| subgroup | G/H | |
|---|---|---|
| center, socle, prime radical | C2 | D4 |
| commutator, Frattini, cosocle | C4 | C22 |
| LCS | G ▷ C4 ▷ C2 ▷ C1 | |
| UCS | C1 ◁ C2 ◁ C4 ◁ G | |
| LECS | G ▷ C4 ▷ C2 ▷ C1 | |
By isomorphism type — maximal subgroups of the same type appear once, whether or not they are normal.
| subgroup | index |
|---|---|
| Q8 | 2 |
| C8 | 2 |