#252324

order	512
nilpotency class	3
isoclinism	isoclinic class of #245999
automorphism	?
homology	Abelianization (H₁) = C₂⁴ · Schur multiplier (H₂) = C₂⁵

Aliases

No aliases for this group.

Subgroups

	subgroup	G/H
center, socle	C₂³	C₂×#120
commutator, Frattini, cosocle	C₂³×C₄	C₂⁴
prime radical	C₂⁵	C₂×D₄
LCS	G ▷ C₂³×C₄ ▷ C₂² ▷ C₁
UCS	C₁ ◁ C₂³ ◁ C₂⁴×C₄ ◁ G
LECS	G ▷ C₂³×C₄ ▷ C₂² ▷ C₁

994 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)(3,7)(4,6)(5,8)(9,10,15,19)(11,12,21,23)(13,17,14,18)(16,24,20,22)(25,26)(27,30)(28,31)(29,32)(33,38)(34,37)(35,39)(36,40);(1,3,4,8)(2,5,6,7)(9,11)(10,12)(13,20)(14,16)(15,21)(17,22)(18,24)(19,23)(25,27,29,34)(26,30,32,37)(28,33,35,40)(31,38,39,36);(9,12)(10,16)(11,17)(13,22)(14,24)(15,23)(18,21)(19,20)(25,28,29,35)(26,31,32,39)(27,33,34,40)(30,36,37,38);(2,6)(5,7)(9,13,15,14)(10,17,19,18)(11,20,21,16)(12,22,23,24)

Polycyclic presentation:

2^9|a^2=h,b^2=ei,c^2=i,d^2=h,f^2=h,g^2=h,b^a=be,c^a=cf,d^a=de,f^a=fh,g^a=gi,c^b=cg,f^b=fi,g^b=gh,f^c=fh,g^c=gh

Conjugacy classes & character table

65 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(512, 159520);