Finite Group Databasebeta

AGL(1,𝔽7)×D223 #34035442

order18732
automorphism?
homologyAbelianization (H1) = C22×C3 · Schur multiplier (H2) = C2

Aliases

direct productAGL(1,𝔽7)×D223
unambiguous semidirect productD7⋊(C3×D223)
unambiguous semidirect product(ΓL(1,𝔽8)×D223)⋊C2
unambiguous semidirect product(AGL(1,𝔽7)×C223)⋊C2
unambiguous semidirect product(ΓL(1,𝔽8)⋊D223)⋊C2

Splittings

Fitting, socle, derived, HallC7×C223 ⋊ C22×C3
HallD7×D223 ⋊ C3
HallΓL(1,𝔽8)×C223 ⋊ C22
SylowC223 ⋊ C2×AGL(1,𝔽7)
HallΓL(1,𝔽8) ⋊ C2×D223
SylowC7 ⋊ C2×C3×D223

Subgroups

subgroupG/H
center, Frattini, hypercenterC1G
commutator, Fitting, socle, cosocle, hypocenterC7×C223C22×C3
LCSG ▷ C7×C223
UCSC1

40 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 1561

Conjugacy classes & character table

791 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(18732, 28);