Finite Group Databasebeta

C2×C9×#444 #11767675

order1152
nilpotency class3
isoclinismisoclinic class of AGL(1,ℤ/8)
automorphism?
homologyAbelianization (H1) = C23×C4×C9 · Schur multiplier (H2) = C25

Aliases

direct productC2×C9×#444

Subgroups

subgroupG/H
centerC2×C4×C9C2×D4
commutatorC4C23×C4×C9
Frattini, cosocleC2×C3×C4C24×C3
socleC22×C3C3×C4×D4
prime radicalC2×C3×#135C2×C3
LCSG ▷ C4 ▷ C2 ▷ C1
UCSC1 ◁ C2×C4×C9 ◁ C22×C8×C9 ◁ G

696 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 27
transitive degreeμt(G) = 288

A minimal faithful permutation representation — 4 generators on 27 points:

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

Conjugacy classes & character table

396 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(1152, 1686);