Finite Group Databasebeta
Cayley diagram

C32×3−1+2 #6916

order243
nilpotency class2
isoclinismisoclinic class of H(3,𝔽3)
automorphismAut(G) order 1889568
homologyAbelianization (H1) = C34 · Schur multiplier (H2) = C35

Aliases

direct productC32×3−1+2
unambiguous semidirect productC9⋊C33

Subgroups

subgroupG/H
center, socleC33C32
commutator, Frattini, cosocleC3C34
prime radicalC34C3
LCSG ▷ C3 ▷ C1
UCSC1 ◁ C33 ◁ G
LECSG ▷ C3 ▷ C1

288 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 15
transitive degreeμt(G) = 81

A minimal faithful permutation representation — 4 generators on 15 points:

(1,2,3);(4,5,6);(7,8,10,9,12,14,13,11,15);(8,11,12)(10,14,15)

Conjugacy classes & character table

99 conjugacy classes — view the full character table.

Relationships

derived subgroup of#14546365, #14546367, #14546368, …
Frattini subgroup of#14546365, #14546367, #14546368, …
Fitting subgroup ofC32×AGL(1,ℤ/9), C3×D3×3−1+2, C3×C3⋊AGL(1,ℤ/9), …
maximal subgroup ofC32×AGL(1,ℤ/9), C3×D3×3−1+2, C3×C3⋊AGL(1,ℤ/9), …
maximal normal subgroup ofC32×AGL(1,ℤ/9), C3×D3×3−1+2, C3×C3⋊AGL(1,ℤ/9), …
maximal quotient ofC2×C32×3−1+2, C32×C32⋊C9, C32×C9⋊C9, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(243, 63);