Finite Group Databasebeta

D4⋊#14515356 #29508564

order15424
automorphism?
homologyAbelianization (H1) = C2×C8 · Schur multiplier (H2) = C22

Aliases

unambiguous semidirect productD4⋊#14515356

Splittings

SylowC241 ⋊ D4⋊C8

Subgroups

subgroupG/H
centerC22C22⋊#11757210
commutatorC4×C241C2×C8
FrattiniC2×C4C2×#11757210
Fitting, prime radicalC2×D4×C241C4
socleC22×C241C22⋊C4
cosocleC4×Dic241C22
hypercenterC2×D4#11757210
hypocenterC241D4⋊C8
LCSG ▷ C4×C241 ▷ C2×C241 ▷ C241
UCSC1 ◁ C22 ◁ C2×C4 ◁ C2×D4

82 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 7712

Polycyclic presentation:

2^6,241|a^2=d,c^2=e,d^2=f,b^a=bc,c^a=ce,g^a=g^177,c^b=ce,g^d=g^240

Conjugacy classes & character table

628 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(15424, 1396);