Finite Group Databasebeta

#89987⋊C3 #13052116

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

Aliases

unambiguous semidirect product#89987⋊C3

Splittings

Hall#89987 ⋊ C3
HallΓL(1,𝔽8) ⋊ #418
SylowC7 ⋊ C3×#418

Subgroups

subgroupG/H
centerC22C2×(C22⋊D7)⋊C3
commutatorC4×C7C22×C3×C4
FrattiniC2×C4C22×AGL(1,𝔽7)
FittingC22×C7×D4C2×C3
socleC22×C7C2×C3×D4
prime radicalC22×D4×ΓL(1,𝔽8)C2
cosocleC2×C4×C7C23×C3
hypercenterC22×D4AGL(1,𝔽7)
hypocenterC7C3×#418
LCSG ▷ C4×C7 ▷ C2×C7 ▷ C7
UCSC1 ◁ C22 ◁ C22×C4 ◁ C22×D4

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

normal subgroups only

This group has 380 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

Polycyclic presentation:

2^3,3,2^3,7|a^2=f,b^2=g,e^2=g,c^a=ce,e^a=eg,h^a=h^6,c^b=cg,e^c=eg,h^d=h^2

Conjugacy classes & character table

86 conjugacy classes — view the full character table.

Relationships

maximal subgroup of#72218342, AGL(1,ℤ/8)×ΓL(1,𝔽8)⋊C4, C4×#6495⋊C3, …
maximal normal subgroup ofAGL(1,ℤ/8)×ΓL(1,𝔽8)⋊C4, C4×#6495⋊C3, AGL(1,𝔽7)×#418, …
maximal quotient of#72218342

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(1344, 1405);