#7624055

order	512
nilpotency class	4
isoclinism	isoclinic class of #7623626
automorphism	?
homology	Abelianization (H₁) = C₂⁵ · Schur multiplier (H₂) = C₂⁸

Aliases

No aliases for this group.

Subgroups

	subgroup	G/H
center, socle	C₂²	C₂³×D₈
commutator, Frattini, cosocle	C₂×C₈	C₂⁵
prime radical	#61475	C₂
LCS	G ▷ C₂×C₈ ▷ C₄ ▷ C₂ ▷ C₁
UCS	C₁ ◁ C₂² ◁ #529 ◁ #2966 ◁ G
LECS	G ▷ C₂×C₈ ▷ C₄ ▷ C₂ ▷ C₁

1289 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degree	μ(G) = 40
transitive degree	μ_t(G) = 128

A minimal faithful permutation representation — 5 generators on 40 points:

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

Polycyclic presentation:

2^9|a^2=i,d^2=i,e^2=f,g^2=hi,h^2=i,b^a=bf,c^a=cg,d^a=di,e^a=ei,g^a=gh,h^a=hi,d^b=df,e^b=ei,g^c=gh,h^c=hi

Conjugacy classes & character table

80 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(512, 7531251);