#7623817

order	512
nilpotency class	4
isoclinism	isoclinic class of #7623604
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 ◁ #525 ◁ #2929 ◁ G
LECS	G ▷ C₂×C₈ ▷ C₄ ▷ C₂ ▷ C₁

1304 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:

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

Polycyclic presentation:

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

Conjugacy classes & character table

86 conjugacy classes — view the full character table.

Relationships

maximal subgroup of	#72321856, #72322434, #72322440
maximal normal subgroup of	#72321856, #72322434, #72322440

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(512, 7531013);