Finite Group Databasebeta

ΓL(1,𝔽8)⋊((C19⋊C3)⋊C4) #18012155

order4788
automorphism?
homologyAbelianization (H1) = C32×C4 · Schur multiplier (H2) = C3

Aliases

unambiguous semidirect productΓL(1,𝔽8)⋊((C19⋊C3)⋊C4)
unambiguous semidirect product(C19⋊C3)⋊(ΓL(1,𝔽8)⋊C4)
unambiguous semidirect product((C19⋊C3)⋊Dic7)⋊C3
unambiguous semidirect product(ΓL(1,𝔽8)⋊Dic19)⋊C3
unambiguous semidirect product#13097588⋊C3
unambiguous semidirect product#13097589⋊C3

Splittings

derived, HallC7×C19 ⋊ C32×C4
HallΓL(1,𝔽8)×C19⋊C3 ⋊ C4
HallDic133 ⋊ C32
SylowC19 ⋊ C3×ΓL(1,𝔽8)⋊C4
SylowC7 ⋊ C3×(C19⋊C3)⋊C4

Subgroups

subgroupG/H
center, Frattini, hypercenterC2ΓL(1,𝔽8)⋊(D19⋊C3)
commutator, hypocenterC7×C19C32×C4
Fitting, socle, cosocleC2×C7×C19C2×C32
prime radicalC2×ΓL(1,𝔽8)×C19⋊C3C2
LCSG ▷ C7×C19
UCSC1 ◁ C2

72 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 30
transitive degreeμt(G) = 532

Polycyclic presentation:

2,3^2,7,19,2|a^2=f,d^a=d^6,e^a=e^18,e^b=e^7,d^c=d^2

Conjugacy classes & character table

72 conjugacy classes — view the full character table.

Relationships

maximal subgroup ofC5×ΓL(1,𝔽8)⋊((C19⋊C3)⋊C4), ΓL(1,𝔽8)⋊((C19⋊C3)⋊Dic5), ΓL(1,𝔽8)⋊((C19⋊C3)⋊AGL(1,𝔽5)), …
maximal normal subgroup ofC5×ΓL(1,𝔽8)⋊((C19⋊C3)⋊C4), C7×ΓL(1,𝔽8)⋊((C19⋊C3)⋊C4)
maximal quotient ofC5×ΓL(1,𝔽8)⋊((C19⋊C3)⋊C4), ΓL(1,𝔽8)⋊((C19⋊C3)⋊Dic5), ΓL(1,𝔽8)⋊((C19⋊C3)⋊AGL(1,𝔽5)), …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(4788, 71);