#285649

order	512
nilpotency class	3
isoclinism	isoclinic class of #281531
automorphism	?
homology	Abelianization (H₁) = C₂⁴ · Schur multiplier (H₂) = C₂²×C₄

Aliases

No aliases for this group.

Subgroups

	subgroup	G/H
center, socle	C₂³	C₂×#121
commutator, Frattini, cosocle	C₂×C₄²	C₂⁴
prime radical	C₂×#121	D₄
LCS	G ▷ C₂×C₄² ▷ C₂² ▷ C₁
UCS	C₁ ◁ C₂³ ◁ C₂²×C₄² ◁ G
LECS	G ▷ C₂×C₄² ▷ C₂² ▷ C₁

622 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)(9,10,13,17,12,16,22,15)(11,18,21,24,20,14,19,23)(25,26,28,33,29,32,35,31)(27,34,36,39,37,30,38,40);(2,5)(6,8)(9,11,13,21,12,20,22,19)(10,14,17,23,16,18,15,24)(25,27,35,38,29,37,28,36)(26,30,31,39,32,34,33,40);(1,3,4,7)(2,6,5,8)(10,15)(11,19)(13,22)(14,18)(16,17)(20,21)(25,26)(27,30)(28,31)(29,32)(33,35)(34,37)(36,39)(38,40);(2,5)(6,8)(10,16)(14,18)(15,17)(23,24)(25,28,29,35)(26,31,32,33)(27,36,37,38)(30,39,34,40)

Polycyclic presentation:

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

Conjugacy classes & character table

77 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(512, 192845);