#285834

order	512
nilpotency class	3
isoclinism	isoclinic class of #281659
automorphism	?
homology	Abelianization (H₁) = C₂⁴ · Schur multiplier (H₂) = C₂²×C₄

Aliases

No aliases for this group.

Subgroups

	subgroup	G/H
center, socle	C₂³	C₂×#121
commutator, Frattini, cosocle	C₂×C₄²	C₂⁴
prime radical	#24658	C₂
LCS	G ▷ C₂×C₄² ▷ C₂² ▷ C₁
UCS	C₁ ◁ C₂³ ◁ C₂²×C₄² ◁ G
LECS	G ▷ C₂×C₄² ▷ C₂² ▷ C₁

653 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)(3,6)(4,5)(7,8)(9,10,14,16,13,17,12,23)(11,18,22,19,21,15,20,24)(25,26,31,37,29,28,30,33)(27,34,38,39,35,32,36,40);(2,5)(6,8)(9,11,14,22,13,21,12,20)(10,15,16,24,17,18,23,19)(25,27,30,36,29,35,31,38)(26,32,33,39,28,34,37,40);(1,3,4,7)(2,6,5,8)(9,10)(11,19)(12,16)(13,17)(14,23)(15,20)(18,22)(21,24)(25,28,29,26)(27,34,35,32)(30,33,31,37)(36,39,38,40);(2,5)(6,8)(9,12,13,14)(10,16,17,23)(11,20,21,22)(15,24,18,19)(26,28)(32,34)(33,37)(39,40)

Polycyclic presentation:

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

Conjugacy classes & character table

71 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(512, 193030);