#278522

order	512
nilpotency class	3
isoclinism	isoclinic class of #278491
automorphism	?
homology	Abelianization (H₁) = C₂⁴ · Schur multiplier (H₂) = C₂⁴

Aliases

No aliases for this group.

Subgroups

	subgroup	G/H
center, socle	C₂²	#2416
commutator, Frattini, cosocle	C₂×C₄²	C₂⁴
prime radical	#3038	C₂²
LCS	G ▷ C₂×C₄² ▷ C₂² ▷ C₁
UCS	C₁ ◁ C₂² ◁ C₂×C₄² ◁ G
LECS	G ▷ C₂×C₄² ▷ C₂² ▷ C₁

572 conjugacy classes of subgroups.

Full subgroup data →

Presentation

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

A minimal faithful permutation representation — 4 generators on 40 points:

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

Polycyclic presentation:

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

Conjugacy classes & character table

53 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(512, 185718);