#266352

order	512
nilpotency class	3
isoclinism	isoclinic class of #247527
automorphism	?
homology	Abelianization (H₁) = C₂⁴ · Schur multiplier (H₂) = C₂⁴

Aliases

No aliases for this group.

Subgroups

	subgroup	G/H
center, socle	C₂³	C₂×#120
commutator, Frattini, cosocle	C₂×C₄²	C₂⁴
prime radical	C₂²×D₄	C₂×D₄
LCS	G ▷ C₂×C₄² ▷ C₂² ▷ C₁
UCS	C₁ ◁ C₂³ ◁ C₄³ ◁ G
LECS	G ▷ C₂×C₄² ▷ C₂² ▷ C₁

737 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:

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

Polycyclic presentation:

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

Conjugacy classes & character table

59 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(512, 173548);