Finite Group Databasebeta

C4×C4⋊AGL(1,𝔽7) #10620709

order672
isoclinismisoclinic class of ΓL(1,𝔽8)⋊Q8
automorphism?
homologyAbelianization (H1) = C22×C3×C4 · Schur multiplier (H2) = C23

Aliases

direct productC4×C4⋊AGL(1,𝔽7)
unambiguous semidirect product(C4×D28)⋊C3

Splittings

FittingC42×C7 ⋊ C2×C3
HallC4×D28 ⋊ C3
HallΓL(1,𝔽8) ⋊ C4×D4
SylowC7 ⋊ C3×C4×D4

Subgroups

subgroupG/H
centerC2×C4C2×AGL(1,𝔽7)
commutatorC2×C7C22×C3×C4
FrattiniC22C22×AGL(1,𝔽7)
FittingC42×C7C2×C3
socle, cosocleC22×C7C23×C3
prime radicalC2×C4⋊AGL(1,𝔽7)C2
hypercenterC42AGL(1,𝔽7)
hypocenterC7C3×C4×D4
LCSG ▷ C2×C7 ▷ C7
UCSC1 ◁ C2×C4 ◁ C42

188 conjugacy classes of subgroups; only the 77 normal subgroups are shown.

normal subgroups only

This group has 188 conjugacy classes of subgroups — too many to draw. Only its 77 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

76 conjugacy classes — view the full character table.

Relationships

maximal subgroup of#89254⋊C3, #89278⋊C3, C8×C4⋊AGL(1,𝔽7), …
maximal normal subgroup of#89254⋊C3, #89278⋊C3, C8×C4⋊AGL(1,𝔽7), …
maximal quotient of#89425⋊C3, #89437⋊C3, #89440⋊C3, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(672, 291);