Finite Group Databasebeta

C25×SL(2,ℤ/4) #11924888

order1200
isoclinismisoclinic class of S4
automorphism?
homologyAbelianization (H1) = C4×C25 · Schur multiplier (H2) = C2

Aliases

direct productC25×SL(2,ℤ/4)
unambiguous semidirect productA4⋊(C4×C25)

Splittings

derivedA4 ⋊ C4×C25

Subgroups

subgroupG/H
center, hypercenterC2×C25S4
commutator, hypocenterA4C4×C25
FrattiniC2×C5C5×S4
FittingC23×C25D3
socleC23×C5C5×D3
prime radical, cosocleC2×C5×A4C2×C5
LCSG ▷ A4
UCSC1 ◁ C2×C25

57 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 33
transitive degreeμt(G) = 300

A minimal faithful permutation representation — 2 generators on 33 points:

(1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21,22,23,24,25)(26,27,28,29)(30,31,33,32);(31,32,33)

Conjugacy classes & character table

250 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(1200, 98);