#291649

order	512
nilpotency class	3
isoclinism	isoclinic class of #269339
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×#121	D₄
LCS	G ▷ C₂×C₄² ▷ C₂² ▷ C₁
UCS	C₁ ◁ C₂³ ◁ C₂²×C₄² ◁ G
LECS	G ▷ C₂×C₄² ▷ C₂² ▷ C₁

820 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)(3,7)(4,6)(5,8)(9,10)(11,17)(12,21)(13,16)(14,20)(15,19)(18,23)(22,24)(25,26,30,35)(27,33,38,32)(28,39,37,40)(29,36,31,34);(1,3,4,8)(2,5,6,7)(11,18)(12,19)(15,21)(17,23)(25,27)(26,32)(28,31)(29,37)(30,38)(33,35)(34,40)(36,39);(9,11,19,24,13,18,12,20)(10,14,21,23,16,22,15,17)(25,28,29,38,30,37,31,27)(26,33,34,40,35,32,36,39);(2,6)(5,7)(11,18)(14,22)(17,23)(20,24)(25,29,30,31)(26,34,35,36)(27,37,38,28)(32,40,33,39)

Polycyclic presentation:

2^9|a^2=i,b^2=ei,c^2=fh,d^2=i,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,d^c=dh,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, 198845);