Finite Group Databasebeta

← Q8×AGL(1,𝔽7) #66658

Subgroups — Q8×AGL(1,𝔽7) #66658

Order 336.

76 conjugacy classes of subgroups.

Conjugacy classes of subgroups

#subgroupG/Hclass sizemultiplicitynormal?properties
1Q8×ΓL(1,𝔽8)C211yesmaximal, characteristic, complemented
2C4×AGL(1,𝔽7)C213yesmaximal
3ΓL(1,𝔽8)⋊Q8C213yesmaximal, complemented
4Q8×D7C311yesmaximal, characteristic, complemented, Hall
5C2×AGL(1,𝔽7)C2211yescharacteristic
6C4×ΓL(1,𝔽8)C2213yes—
7ΓL(1,𝔽8)⋊C4C2213yes—
8C7×Q8C2×C311yescharacteristic, complemented
9C4×D7C2×C313yes—
10Dic14C2×C313yescomplemented
11C2×C3×Q8—71nomaximal, Hall
12C2×ΓL(1,𝔽8)C2311yescharacteristic
13AGL(1,𝔽7)Q812yesdirect product factor
14C2×D7C22×C311yescharacteristic
15C4×C7C22×C313yes—
16Dic7C22×C313yes—
17C3×Q8—73no—
18C3×Q8—71no—
19C2×C3×C4—73no—
20ΓL(1,𝔽8)C2×Q811yescharacteristic, complemented, Hall
21C2×Q8—71noSylow
22C2×C7C23×C311yescharacteristic
23D7C3×Q812yescomplemented
24C22×C3—71no—
25C3×C4—73no—
26C3×C4—73no—
27Q8—73no—
28Q8AGL(1,𝔽7)11yescharacteristic, direct product factor
29C2×C4—73no—
30C7C2×C3×Q811yescharacteristic, complemented, Sylow
31C2×C3—72no—
32C2×C3—71no—
33C22—71no—
34C4—73no—
35C4C2×AGL(1,𝔽7)13yes—
36C3—71noSylow
37C2—72no—
38C2C22×AGL(1,𝔽7)11yescharacteristic
subgroupG/H
center, FrattiniC2C22×AGL(1,𝔽7)
commutator, socle, cosocleC2×C7C23×C3
FittingC7×Q8C2×C3
prime radicalC2×AGL(1,𝔽7)C22
hypercenterQ8AGL(1,𝔽7)
hypocenterC7C2×C3×Q8
LCSG ▷ C2×C7 ▷ C7
UCSC1 ◁ C2 ◁ Q8

Complements

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

NH ≅ G/Ntype
1. Q8×ΓL(1,𝔽8)C2semidirect
3. ΓL(1,𝔽8)⋊Q8C2semidirect
4. Q8×D7C3semidirect
8. C7×Q8C2×C3semidirect
10. Dic14C2×C3semidirect
13. AGL(1,𝔽7)Q8direct (N × H)
20. ΓL(1,𝔽8)C2×Q8semidirect
23. D7C3×Q8semidirect
28. Q8AGL(1,𝔽7)direct (N × H)
30. C7C2×C3×Q8semidirect

Maximal subgroups

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

subgroupindex
Q8×ΓL(1,𝔽8)2
C4×AGL(1,𝔽7)2
ΓL(1,𝔽8)⋊Q82
Q8×D73
C2×C3×Q87