Finite Group Databasebeta
Cayley diagram

#157⋊D5 #67204

order360
isoclinismisoclinic class of #157⋊D5
automorphism?
homologyAbelianization (H1) = C22 · Schur multiplier (H2) = C2

Aliases

unambiguous semidirect product#157⋊D5

Splittings

Fitting, socle, HallC32×C5 ⋊ D4
SylowC32 ⋊ D20
SylowC5 ⋊ GO+(4,𝔽2)

Subgroups

subgroupG/H
center, Frattini, hypercenterC1G
commutator, cosocleC5×C3⋊D3C22
Fitting, socle, hypocenterC32×C5D4
LCSG ▷ C5×C3⋊D3 ▷ C32×C5
UCSC1

52 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 11
transitive degreeμt(G) = 30

A minimal faithful permutation representation — 2 generators on 11 points:

(1,5,3,2)(4,6)(7,8,10,11,9);(4,5)(8,9)(10,11)

Polycyclic presentation:

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

Conjugacy classes & character table

21 conjugacy classes — view the full character table.

Relationships

maximal subgroup ofPSU(3,𝔽2)⋊D5, AGL(1,𝔽9)⋊D5, D5×GO+(4,𝔽2), …
maximal normal subgroup ofPSU(3,𝔽2)⋊D5, AGL(1,𝔽9)⋊D5, D5×GO+(4,𝔽2), …
maximal quotient of#10624010, #10624011, #10624012, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(360, 134);