#290581

order	512
nilpotency class	3
isoclinism	isoclinic class of #281915
automorphism	?
homology	Abelianization (H₁) = C₂⁴ · Schur multiplier (H₂) = C₂²×C₄

Aliases

No aliases for this group.

Subgroups

	subgroup	G/H
center, socle, prime radical	C₂³	C₂×#121
commutator, Frattini, cosocle	C₂×C₄²	C₂⁴
LCS	G ▷ C₂×C₄² ▷ C₂² ▷ C₁
UCS	C₁ ◁ C₂³ ◁ C₄³ ◁ G
LECS	G ▷ C₂×C₄² ▷ C₂² ▷ C₁

513 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degree	μ(G) = 40
transitive degree	μ_t(G) = 512

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

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

Polycyclic presentation:

2^9|a^2=efi,b^2=efi,c^2=i,d^2=ei,f^2=h,g^2=hi,b^a=be,c^a=cf,d^a=de,c^b=cg,d^b=dh,g^b=gi,d^c=di,f^c=fh,g^c=ghi

Conjugacy classes & character table

59 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(512, 197777);