Finite Group Databasebeta

C7⋊(C9⋊AGL(1,𝔽5)) #11929470

order1260
isoclinismisoclinic class of C7⋊(C9⋊AGL(1,𝔽5))
automorphism?
homologyAbelianization (H1) = C4 · Schur multiplier (H2) = C1

Aliases

unambiguous semidirect productC7⋊(C9⋊AGL(1,𝔽5))
unambiguous semidirect productC9⋊(C7⋊AGL(1,𝔽5))

Splittings

Fitting, derived, HallC5×C7×C9 ⋊ C4
HallC7×C9 ⋊ AGL(1,𝔽5)
HallC5×C9 ⋊ Dic7
HallC5×C7 ⋊ Dic9
SylowC9 ⋊ C7⋊AGL(1,𝔽5)
SylowC7 ⋊ C9⋊AGL(1,𝔽5)
SylowC5 ⋊ Dic63

Subgroups

subgroupG/H
center, hypercenterC1G
commutator, Fitting, hypocenterC5×C7×C9C4
FrattiniC3C3⋊(C7⋊AGL(1,𝔽5))
socleC3×C5×C7Dic3
prime radicalC3×C7×D5D3
cosocleC7×C9×D5C2
LCSG ▷ C5×C7×C9
UCSC1

36 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 21
transitive degreeμt(G) = 315

Polycyclic presentation:

2^2,3,5,7,3|a^2=b,c^3=f^2,c^a=c^2f,d^a=d^2,e^a=e^6,f^a=f^2,d^b=d^4

Conjugacy classes & character table

129 conjugacy classes — view the full character table.

Relationships

maximal subgroup ofC11×C7⋊(C9⋊AGL(1,𝔽5)), C7⋊(C9⋊(C11⋊AGL(1,𝔽5))), C13×C7⋊(C9⋊AGL(1,𝔽5)), …
maximal normal subgroup ofC11×C7⋊(C9⋊AGL(1,𝔽5)), C13×C7⋊(C9⋊AGL(1,𝔽5)), C17×C7⋊(C9⋊AGL(1,𝔽5)), …
maximal quotient ofC11×C7⋊(C9⋊AGL(1,𝔽5)), C7⋊(C9⋊(C11⋊AGL(1,𝔽5))), C13×C7⋊(C9⋊AGL(1,𝔽5)), …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(1260, 22);