#290463

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, 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

530 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)(9,10,15,18,14,19,13,23)(11,20,21,17,12,16,22,24)(25,26,31,33,30,28,29,34)(27,35,36,39,37,32,38,40);(1,3,5,4)(2,6,8,7)(9,11,13,22,14,12,15,21)(10,16,23,17,19,20,18,24)(25,27,31,36,30,37,29,38)(26,32,33,40,28,35,34,39);(9,12,14,11)(10,17,19,24)(13,22,15,21)(16,18,20,23)(25,28,30,26)(27,35,37,32)(29,34,31,33)(36,40,38,39);(1,4,5,3)(2,7,8,6)(9,13,14,15)(10,18,19,23)(11,21,12,22)(16,17,20,24)(25,29,30,31)(26,33,28,34)(27,36,37,38)(32,39,35,40)

Polycyclic presentation:

2^9|a^2=efhi,b^2=ef,c^2=h,d^2=e,f^2=h,g^2=hi,b^a=be,c^a=cf,d^a=de,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, 197659);