#286465

order	512
nilpotency class	3
isoclinism	isoclinic class of #281787
automorphism	?
homology	Abelianization (H₁) = C₂⁴ · Schur multiplier (H₂) = C₂²×C₄

Aliases

No aliases for this group.

Subgroups

	subgroup	G/H
center, socle	C₂³	C₂×#121
commutator, Frattini, cosocle	C₂×C₄²	C₂⁴
prime radical	#24650	C₂
LCS	G ▷ C₂×C₄² ▷ C₂² ▷ C₁
UCS	C₁ ◁ C₂³ ◁ C₂²×C₄² ◁ G
LECS	G ▷ C₂×C₄² ▷ C₂² ▷ C₁

644 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:

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

Polycyclic presentation:

2^9|a^2=fi,b^2=f,c^2=eh,d^2=i,f^2=h,g^2=hi,b^a=be,c^a=cf,d^a=deh,c^b=cg,d^b=dh,g^b=gi,f^c=fh,g^c=ghi

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, 193661);