#310206

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×D₄	C₂×D₄
LCS	G ▷ C₂×C₄² ▷ C₂² ▷ C₁
UCS	C₁ ◁ C₂³ ◁ C₂×C₄² ◁ G
LECS	G ▷ C₂×C₄² ▷ C₂² ▷ C₁

601 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)(3,6)(4,5)(7,8)(9,10,14,15,13,18,12,17)(11,19,22,24,21,16,20,23)(25,26)(27,33)(28,31)(29,32)(30,35)(34,39)(36,38)(37,40);(10,15)(12,14)(16,23)(17,18)(19,24)(20,22)(25,27,28,35)(26,30,31,33)(29,34,37,36)(32,38,40,39);(2,5)(6,8)(9,11,13,21)(10,16,18,19)(12,20,14,22)(15,23,17,24)(27,34)(29,37)(30,38)(32,40)(33,39)(35,36);(1,3,4,7)(2,6,5,8)(10,15)(12,14)(16,23)(17,18)(19,24)(20,22)(26,31)(30,33)(32,40)(38,39)

Polycyclic presentation:

2^9|a^2=ehi,b^2=i,c^2=h,d^2=fh,e^2=h,g^2=i,b^a=be,c^a=cf,d^a=de,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, 217402);