Finite Group Databasebeta

← SL(2,ℤ/4) #228

Subgroups — SL(2,ℤ/4) #228

Order 48.

19 conjugacy classes of subgroups.

Conjugacy classes of subgroups

#subgroupG/Hclass sizemultiplicitynormal?properties
1C2×A4C211yesmaximal, characteristic
2C22⋊C4—31nomaximal, Sylow
3A4C411yescharacteristic, complemented
4Dic3—41nomaximal
5C23D311yescharacteristic
6C2×C4—31no—
7C2×C4—31no—
8C2×C3—41no—
9C22—31no—
10C22—31no—
11C22Dic311yescharacteristic, complemented
12C4—61no—
13C4—61no—
14C3—41noSylow
15C2—31no—
16C2—31no—
17C2S411yescharacteristic
subgroupG/H
center, Frattini, hypercenterC2S4
commutator, hypocenterA4C4
Fitting, socleC23D3
prime radical, cosocleC2×A4C2
LCSG ▷ A4
UCSC1 ◁ C2

Complements

Splittings G = N ⋊ H with N normal; H ≅ G/N.

NH ≅ G/Ntype
3. A4C4semidirect
11. C22Dic3semidirect

Maximal subgroups

By isomorphism type — maximal subgroups of the same type appear once, whether or not they are normal.

subgroupindex
C2×A42
C22⋊C43
Dic34