Finite Group Databasebeta

← C22×AGL(1,𝔽7) #4277

Subgroups — C22×AGL(1,𝔽7) #4277

Order 168.

64 conjugacy classes of subgroups.

Conjugacy classes of subgroups

#subgroupG/Hclass sizemultiplicitynormal?properties
1C22×ΓL(1,𝔽8)C211yesmaximal, characteristic, complemented
2C2×AGL(1,𝔽7)C216yesmaximal, direct product factor
3C22×D7C311yesmaximal, characteristic, complemented, Hall
4C2×ΓL(1,𝔽8)C2213yescomplemented
5AGL(1,𝔽7)C2214yesdirect product factor
6C22×C7C2×C311yescharacteristic, complemented
7C2×D7C2×C316yescomplemented
8C23×C3—71nomaximal, Hall
9ΓL(1,𝔽8)C2311yescharacteristic, complemented, Hall
10C2×C7C22×C313yescomplemented
11D7C22×C314yescomplemented
12C22×C3—76no—
13C22×C3—71no—
14C23—71noSylow
15C7C23×C311yescharacteristic, complemented, Sylow
16C2×C3—74no—
17C2×C3—73no—
18C22—76no—
19C22AGL(1,𝔽7)11yescharacteristic, direct product factor
20C3—71noSylow
21C2—74no—
22C2C2×AGL(1,𝔽7)13yesdirect product factor
subgroupG/H
center, hypercenterC22AGL(1,𝔽7)
commutator, cosocle, hypocenterC7C23×C3
FrattiniC1G
Fitting, socleC22×C7C2×C3
LCSG ▷ C7
UCSC1 ◁ C22

Complements

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

NH ≅ G/Ntype
1. C22×ΓL(1,𝔽8)C2semidirect
2. C2×AGL(1,𝔽7)C2direct (N × H)
3. C22×D7C3semidirect
4. C2×ΓL(1,𝔽8)C22semidirect
5. AGL(1,𝔽7)C22direct (N × H)
6. C22×C7C2×C3semidirect
7. C2×D7C2×C3semidirect
9. ΓL(1,𝔽8)C23semidirect
10. C2×C7C22×C3semidirect
11. D7C22×C3semidirect
15. C7C23×C3semidirect
19. C22AGL(1,𝔽7)direct (N × H)
22. C2C2×AGL(1,𝔽7)direct (N × H)

Maximal subgroups

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

subgroupindex
C22×ΓL(1,𝔽8)2
C2×AGL(1,𝔽7)2
C22×D73
C23×C37