#297094

order	512
nilpotency class	3
isoclinism	isoclinic class of #269211
automorphism	?
homology	Abelianization (H₁) = C₂⁴ · Schur multiplier (H₂) = C₂⁴

Aliases

No aliases for this group.

Subgroups

	subgroup	G/H
center, socle	C₂³	C₂×#120
commutator, Frattini, cosocle	C₂×C₄²	C₂⁴
prime radical	C₂×#127	D₄
LCS	G ▷ C₂×C₄² ▷ C₂² ▷ C₁
UCS	C₁ ◁ C₂³ ◁ C₄³ ◁ G
LECS	G ▷ C₂×C₄² ▷ C₂² ▷ C₁

724 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:

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

Polycyclic presentation:

2^9|a^2=ehi,b^2=h,c^2=fi,d^2=e,f^2=h,g^2=hi,b^a=be,c^a=cf,d^a=de,f^a=fh,g^a=gi,c^b=cg,f^b=fi,g^b=ghi,d^c=dh,g^c=gh

Conjugacy classes & character table

53 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(512, 204290);