Finite Group Databasebeta

ΓL(1,𝔽8)⋊Dic227 #34040140

order19068
automorphism?
homologyAbelianization (H1) = C3×C4 · Schur multiplier (H2) = C1

Aliases

unambiguous semidirect productΓL(1,𝔽8)⋊Dic227
unambiguous semidirect productC227⋊(ΓL(1,𝔽8)⋊C4)
unambiguous semidirect productDic1589⋊C3

Splittings

derived, HallC7×C227 ⋊ C3×C4
HallDic1589 ⋊ C3
HallΓL(1,𝔽8)×C227 ⋊ C4
SylowC227 ⋊ ΓL(1,𝔽8)⋊C4
HallΓL(1,𝔽8) ⋊ Dic227
SylowC7 ⋊ C3×Dic227

Subgroups

subgroupG/H
center, Frattini, hypercenterC2ΓL(1,𝔽8)⋊D227
commutator, hypocenterC7×C227C3×C4
Fitting, socle, cosocleC2×C7×C227C2×C3
prime radicalC2×ΓL(1,𝔽8)×C227C2
LCSG ▷ C7×C227
UCSC1 ◁ C2

24 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 6356

Polycyclic presentation:

2,3,7,227,2|a^2=e,c^a=c^6,d^a=d^226,c^b=c^2

Conjugacy classes & character table

1144 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(19068, 12);