#279959

order	512
nilpotency class	3
isoclinism	isoclinic class of #244791
automorphism	?
homology	Abelianization (H₁) = C₂⁴ · Schur multiplier (H₂) = C₂³

Aliases

No aliases for this group.

Subgroups

	subgroup	G/H
center, socle	C₂³	D₄²
commutator, Frattini, cosocle	C₂×C₄²	C₂⁴
prime radical	C₂²×D₈	D₄
LCS	G ▷ C₂×C₄² ▷ C₂² ▷ C₁
UCS	C₁ ◁ C₂³ ◁ C₂×C₄² ◁ G
LECS	G ▷ C₂×C₄² ▷ C₂² ▷ C₁

693 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degree	μ(G) = 40
transitive degree	μ_t(G) = 256

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

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

Polycyclic presentation:

2^9|a^2=i,b^2=f,c^2=hi,e^2=h,g^2=i,b^a=be,c^a=cf,d^a=de,e^a=eh,c^b=cg,e^b=eh,g^b=gi,g^c=gi,e^d=eh

Conjugacy classes & character table

71 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(512, 187155);