#338816

order	512
nilpotency class	3
isoclinism	isoclinic class of #331655
automorphism	?
homology	Abelianization (H₁) = C₂⁴ · Schur multiplier (H₂) = C₂³

Aliases

No aliases for this group.

Subgroups

	subgroup	G/H
center, socle, prime radical	C₂³	D₄²
commutator, Frattini, cosocle	C₂×C₄²	C₂⁴
LCS	G ▷ C₂×C₄² ▷ C₂² ▷ C₁
UCS	C₁ ◁ C₂³ ◁ C₂×C₄² ◁ G
LECS	G ▷ C₂×C₄² ▷ C₂² ▷ C₁

500 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)(3,4,7,6)(9,10)(11,18)(12,14)(13,17)(15,19)(16,21)(20,24)(22,23)(25,26)(27,33)(28,31)(29,32)(30,35)(34,39)(36,38)(37,40);(1,3,5,7)(2,6,8,4)(25,27,28,35)(26,30,31,33)(29,34,37,36)(32,38,40,39);(1,4,5,6)(2,7,8,3)(10,14)(12,21)(15,18)(16,17)(19,22)(23,24)(27,34)(29,37)(30,38)(32,40)(33,39)(35,36);(2,8)(3,7)(9,11,13,20)(10,15,17,23)(12,22,21,19)(14,18,16,24)(26,31)(27,35)(32,40)(34,36)

Polycyclic presentation:

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

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, 246012);