#297109

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	C₂²×D₄	C₂×D₄
LCS	G ▷ C₂×C₄² ▷ C₂² ▷ C₁
UCS	C₁ ◁ C₂³ ◁ C₄³ ◁ G
LECS	G ▷ C₂×C₄² ▷ C₂² ▷ C₁

643 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)(9,10,13,16)(11,18,19,15)(12,14,17,23)(20,22,21,24)(25,26,30,34)(27,36,38,32)(28,37,39,40)(29,35,31,33);(2,5)(6,7)(9,11,13,19)(10,15,16,18)(12,22,17,24)(14,20,23,21)(25,27,30,38)(26,32,34,36)(28,33,39,35)(29,37,31,40);(9,12,14,16,13,17,23,10)(11,15,20,22,19,18,21,24)(25,28,31,32,30,39,29,36)(26,27,35,37,34,38,33,40);(1,3,4,8)(2,6,5,7)(10,16)(12,17)(15,18)(22,24)(25,29,30,31)(26,33,34,35)(27,37,38,40)(28,32,39,36)

Polycyclic presentation:

2^9|a^2=e,b^2=h,c^2=f,d^2=ehi,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, 204305);