Finite Group Databasebeta

← C2×C7⋊Dic7 #87651

Subgroups — C2×C7⋊Dic7 #87651

Order 392.

80 conjugacy classes of subgroups.

Conjugacy classes of subgroups

#subgroupG/Hclass sizemultiplicitynormal?properties
1C22×C72C211yesmaximal, characteristic
2C7⋊Dic7C212yesmaximal, direct product factor
3C2×C72C412yescomplemented
4C2×C72C2211yescharacteristic
5C2×Dic7—78nomaximal
6C72C2×C411yescharacteristic, complemented, Sylow
7C22×C7D718yes—
8Dic7—716no—
9C2×C7Dic7116yescomplemented
10C2×C7C2×D718yes—
11C2×C4—491noSylow
12C7C2×Dic718yescomplemented
13C22C7⋊D711yescharacteristic
14C4—492no—
15C2C7⋊Dic712yesdirect product factor
16C2C2×C7⋊D711yescharacteristic
subgroupG/H
center, hypercenterC22C7⋊D7
commutator, hypocenterC72C2×C4
FrattiniC2C2×C7⋊D7
Fitting, socle, prime radicalC22×C72C2
cosocleC2×C72C22
LCSG ▷ C72
UCSC1 ◁ C22

Complements

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

NH ≅ G/Ntype
2. C7⋊Dic7C2direct (N × H)
3. C2×C72C4semidirect
6. C72C2×C4semidirect
9. C2×C7Dic7semidirect
12. C7C2×Dic7semidirect
15. C2C7⋊Dic7direct (N × H)

Maximal subgroups

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

subgroupindex
C22×C722
C7⋊Dic72
C2×Dic77