Finite Group Databasebeta

#102×AGL(1,𝔽7) #13051668

order1344
automorphism?
homologyAbelianization (H1) = C22×C3×C4 · Schur multiplier (H2) = C24

Aliases

direct product#102×AGL(1,𝔽7)
unambiguous semidirect productD7⋊(C3×#102)
unambiguous semidirect product(D7×#102)⋊C3

Splittings

FittingC7×#102 ⋊ C2×C3
HallD7×#102 ⋊ C3
HallΓL(1,𝔽8) ⋊ C2×#102
SylowC7 ⋊ C2×C3×#102

Subgroups

subgroupG/H
centerC22D4×AGL(1,𝔽7)
commutatorC4×C7C22×C3×C4
FrattiniC2×C4C22×AGL(1,𝔽7)
FittingC7×#102C2×C3
socleC22×C7C2×C3×D4
prime radicalC2×D4×AGL(1,𝔽7)C2
cosocleC2×C4×C7C23×C3
hypercenter#102AGL(1,𝔽7)
hypocenterC7C2×C3×#102
LCSG ▷ C4×C7 ▷ C2×C7 ▷ C7
UCSC1 ◁ C22 ◁ C2×C4 ◁ #102

404 conjugacy classes of subgroups; only the 112 normal subgroups are shown.

normal subgroups only

This group has 404 conjugacy classes of subgroups — too many to draw. Only its 112 normal subgroups are shown.

Dotted edges: containments with no intermediate normal subgroup — omitted non-normal subgroups may lie between.

Full subgroup data →

Presentation

transitive degreeμt(G) = 112

Conjugacy classes & character table

98 conjugacy classes — view the full character table.

Relationships

maximal subgroup ofAGL(1,𝔽7)×#4007, C4×D8×AGL(1,𝔽7), AGL(1,𝔽7)×#442, …
maximal normal subgroup ofC4×D8×AGL(1,𝔽7), AGL(1,𝔽7)×#442, AGL(1,𝔽7)×#440, …
maximal quotient ofAGL(1,𝔽7)×#4007, AGL(1,𝔽7)×#360, AGL(1,𝔽7)×#361, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(1344, 957);