#266782

order	512
nilpotency class	3
isoclinism	isoclinic class of #246415
automorphism	?
homology	Abelianization (H₁) = C₂⁴ · Schur multiplier (H₂) = C₂⁴

Aliases

No aliases for this group.

Subgroups

	subgroup	G/H
center, socle, prime radical	C₂³	C₂×#120
commutator, Frattini, cosocle	C₂×C₄²	C₂⁴
LCS	G ▷ C₂×C₄² ▷ C₂² ▷ C₁
UCS	C₁ ◁ C₂³ ◁ C₄³ ◁ G
LECS	G ▷ C₂×C₄² ▷ C₂² ▷ C₁

727 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)(9,10,12,14)(11,17,18,24)(13,21,20,16)(15,22,23,19)(25,26)(27,34)(28,32)(29,31)(30,36)(33,38)(35,40)(37,39);(1,3,5,4)(2,6,8,7)(10,14)(13,20)(17,24)(19,22)(25,27,28,36)(26,30,32,34)(29,35,38,37)(31,39,33,40);(9,11,12,18)(10,15,14,23)(13,22,20,19)(16,24,21,17)(26,31)(27,35)(29,38)(32,33)(36,37)(39,40);(1,4,5,3)(2,7,8,6)(10,14)(15,23)(16,21)(17,24)(26,32)(30,34)(31,33)(39,40)

Polycyclic presentation:

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

Conjugacy classes & character table

74 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(512, 173978);