Finite Group Databasebeta

← C22⋊AGL(1,𝔽5) #705

Subgroups — C22⋊AGL(1,𝔽5) #705

Order 80.

34 conjugacy classes of subgroups.

Conjugacy classes of subgroups

#subgroupG/Hclass sizemultiplicitynormal?properties
1C22×D5C211yesmaximal, characteristic
2C2×AGL(1,𝔽5)C212yesmaximal, complemented
3C22×C5C411yescharacteristic, complemented
4C2×D5—22no—
5C2×D5C411yescharacteristic, complemented
6C2×D5C2211yescharacteristic
7AGL(1,𝔽5)—22no—
8C22⋊C4—51nomaximal, Sylow
9C2×C5—21no—
10C2×C5C2×C411yescharacteristic
11D5—21no—
12D5D412yes—
13C23—51no—
14C2×C4—52no—
15C5C22⋊C411yescharacteristic, complemented, Sylow
16C22—51no—
17C22—51no—
18C22—102no—
19C22AGL(1,𝔽5)11yescharacteristic, complemented
20C4—102no—
21C2—21no—
22C2—52no—
23C2—101no—
24C2C2×AGL(1,𝔽5)11yescharacteristic
subgroupG/H
center, FrattiniC2C2×AGL(1,𝔽5)
commutator, socleC2×C5C2×C4
FittingC22×C5C4
prime radicalC22×D5C2
cosocleC2×D5C22
hypercenterC22AGL(1,𝔽5)
hypocenterC5C22⋊C4
LCSG ▷ C2×C5 ▷ C5
UCSC1 ◁ C2 ◁ C22

Complements

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

NH ≅ G/Ntype
2. C2×AGL(1,𝔽5)C2semidirect
3. C22×C5C4semidirect
5. C2×D5C4semidirect
15. C5C22⋊C4semidirect
19. C22AGL(1,𝔽5)semidirect

Maximal subgroups

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

subgroupindex
C22×D52
C2×AGL(1,𝔽5)2
C22⋊C45