#242345

order	512
nilpotency class	3
isoclinism	isoclinic class of #234079
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

798 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)(9,10,13,16)(11,17,18,24)(12,20,22,15)(14,21,23,19)(25,26,29,33)(27,34,36,31)(28,32,30,38)(35,39,37,40);(2,5)(6,8)(25,27)(26,31)(28,37)(29,36)(30,35)(32,39)(33,34)(38,40);(9,11,13,18)(10,14,16,23)(12,21,22,19)(15,24,20,17)(27,35)(28,30)(31,39)(32,38)(34,40)(36,37);(1,3,4,7)(2,6,5,8)(11,18)(14,23)(17,24)(19,21)(25,28,29,30)(26,32,33,38)(27,35,36,37)(31,40,34,39)

Polycyclic presentation:

2^9|a^2=hi,c^2=h,d^2=e,f^2=h,g^2=i,b^a=be,c^a=cf,f^a=fh,g^a=gi,c^b=cg,d^b=di,f^b=fi,g^b=gi,d^c=dhi,f^c=fh,g^c=gi

Conjugacy classes & character table

62 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(512, 149541);