Finite Group Databasebeta

#89322⋊C3 #13050798

order1344
automorphism?
homologyAbelianization (H1) = C3×C42 · Schur multiplier (H2) = C23

Aliases

unambiguous semidirect product#89322⋊C3

Splittings

Hall#89322 ⋊ C3
HallΓL(1,𝔽8) ⋊ #342
SylowC7 ⋊ C3×#342

Subgroups

subgroupG/H
centerC22(C2×AGL(1,𝔽7))⋊C4
commutatorC22×C7C3×C42
FrattiniC24C2×AGL(1,𝔽7)
FittingC2×C7×C22⋊C4C2×C3
socleC22×C7C3×C22⋊C4
prime radicalC24×ΓL(1,𝔽8)C22
cosocleC24×C7C22×C3
hypercenterC2×C22⋊C4AGL(1,𝔽7)
hypocenterC7C3×#342
LCSG ▷ C22×C7 ▷ C2×C7 ▷ C7
UCSC1 ◁ C22 ◁ C24 ◁ C2×C22⋊C4

284 conjugacy classes of subgroups; only the 80 normal subgroups are shown.

normal subgroups only

This group has 284 conjugacy classes of subgroups — too many to draw. Only its 80 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

Polycyclic presentation:

2^2,3,2^4,7|a^2=f,b^2=d,b^a=be,d^a=dg,h^a=h^6,e^b=eg,h^c=h^2

Conjugacy classes & character table

86 conjugacy classes — view the full character table.

Relationships

maximal subgroup ofAGL(1,𝔽7)×#342, #72276505, #72276608, …
maximal normal subgroup ofAGL(1,𝔽7)×#342, #72276505, #72276608, …
maximal quotient of#72277053, #72277603

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(1344, 87);