#7624565

order	512
nilpotency class	4
isoclinism	isoclinic class of #7624235
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
LCS	G ▷ C₂×C₈ ▷ C₄ ▷ C₂ ▷ C₁
UCS	C₁ ◁ C₂² ◁ C₄×#41 ◁ C₈×#41 ◁ G
LECS	G ▷ C₂×C₈ ▷ C₄ ▷ C₂ ▷ C₁

1334 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)(3,7)(9,10)(11,20)(12,23)(13,18)(14,27)(15,16)(17,25)(19,29)(21,37)(22,34)(24,39)(26,32)(28,36)(30,35)(31,40)(33,38);(1,2)(3,6)(4,5)(7,8)(9,11,13,15)(10,16,18,20)(12,21,24,30)(14,22,26,29)(17,31,33,36)(19,32,34,27)(23,35,39,37)(25,28,38,40);(9,12,13,24)(10,17,18,33)(11,21,15,30)(14,28,26,40)(16,31,20,36)(19,35,34,37)(22,38,29,25)(23,32,39,27);(2,5)(6,8)(10,18)(16,20)(17,33)(19,34)(23,39)(27,32)(31,36)(35,37);(1,3,4,7)(2,6,5,8)(10,18)(16,20)(17,33)(19,34)(23,39)(27,32)(31,36)(35,37)

Polycyclic presentation:

2^9|b^2=i,c^2=i,e^2=fi,g^2=hi,h^2=i,b^a=bf,c^a=cg,d^a=di,e^a=ef,g^a=gh,h^a=hi,d^b=dfi,g^c=gh,h^c=hi

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, 7531761);