#330421

order	512
nilpotency class	3
isoclinism	isoclinic class of #329395
automorphism	?
homology	Abelianization (H₁) = C₂⁴ · Schur multiplier (H₂) = C₂²×C₄

Aliases

No aliases for this group.

Subgroups

	subgroup	G/H
center, socle, prime radical	C₂³	C₂×#121
commutator, Frattini, cosocle	C₂×C₄²	C₂⁴
LCS	G ▷ C₂×C₄² ▷ C₂² ▷ C₁
UCS	C₁ ◁ C₂³ ◁ C₄³ ◁ G
LECS	G ▷ C₂×C₄² ▷ C₂² ▷ C₁

550 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degree	μ(G) = 40
transitive degree	μ_t(G) = 512

A minimal faithful permutation representation — 4 generators on 40 points:

(1,2,4,5)(3,6,7,8)(9,10,14,22,12,15,13,17)(11,18,21,16,19,24,20,23)(26,30)(27,33)(32,37)(35,38);(2,5)(6,8)(10,15)(16,23)(17,22)(18,24)(25,26,28,30)(27,34,33,40)(29,37,36,32)(31,38,39,35);(3,7)(6,8)(9,11,12,19)(10,16,15,23)(13,21,14,20)(17,24,22,18)(25,27)(26,31)(28,33)(29,38)(30,39)(32,40)(34,37)(35,36);(1,3,4,7)(2,6,5,8)(11,19)(16,23)(18,24)(20,21)(27,33)(31,39)(34,40)(35,38)

Polycyclic presentation:

2^9|a^2=ef,b^2=i,c^2=h,d^2=ehi,f^2=h,g^2=i,b^a=be,c^a=cf,c^b=cg,g^b=gi,d^c=de,f^c=fh,g^c=gi

Conjugacy classes & character table

74 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(512, 237617);