#170249

order	512
nilpotency class	3
isoclinism	isoclinic class of #169613
automorphism	?
homology	Abelianization (H₁) = C₂⁴ · Schur multiplier (H₂) = C₂⁴

Aliases

No aliases for this group.

Subgroups

	subgroup	G/H
center, socle	C₂³	C₂×#120
commutator, Frattini, cosocle	C₂×C₄²	C₂⁴
prime radical	#39582	C₂
LCS	G ▷ C₂×C₄² ▷ C₂³ ▷ C₁
UCS	C₁ ◁ C₂³ ◁ C₂²×C₄² ◁ G
LECS	G ▷ C₂×C₄² ▷ C₂³ ▷ C₁

765 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:

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

Polycyclic presentation:

2^9|a^2=h,b^2=h,c^2=gh,d^2=gi,e^2=g,f^2=i,b^a=be,c^a=cf,d^a=dgh,e^a=eg,f^a=fi,d^b=dg,e^b=eg,f^b=fh,e^c=eh,f^c=fi

Conjugacy classes & character table

62 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(512, 77445);