Finite Group Databasebeta

C4⋊C4×Dic21 #13056605

order1344
automorphism?
homologyAbelianization (H1) = C2×C42 · Schur multiplier (H2) = C22×C4

Aliases

direct productC4⋊C4×Dic21

Splittings

HallC3×C7 ⋊ C4×C4⋊C4
SylowC7 ⋊ Dic3×C4⋊C4
SylowC3 ⋊ C4⋊C4×Dic7

Subgroups

subgroupG/H
center, FrattiniC23C22×D21
commutatorC2×C3×C7C2×C42
FittingC2×C3×C7×C4⋊C4C2
socle, prime radical, cosocleC23×C3×C7C23
hypercenterC2×C4⋊C4D21
hypocenterC3×C7C4×C4⋊C4
LCSG ▷ C2×C3×C7 ▷ C3×C7
UCSC1 ◁ C23 ◁ C2×C4⋊C4

388 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 1344

Conjugacy classes & character table

240 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(1344, 5894);