#506460

order	512
nilpotency class	4
isoclinism	isoclinic class of #500681
automorphism	?
homology	Abelianization (H₁) = C₂⁴ · Schur multiplier (H₂) = C₂⁴

Aliases

No aliases for this group.

Subgroups

	subgroup	G/H
center, socle	C₂²	C₂×#459
commutator, Frattini, cosocle	C₂²×C₈	C₂⁴
prime radical	C₂²×D₈	C₂³
LCS	G ▷ C₂²×C₈ ▷ C₄ ▷ C₂ ▷ C₁
UCS	C₁ ◁ C₂² ◁ C₂×C₄² ◁ #1726 ◁ G
LECS	G ▷ C₂²×C₈ ▷ C₄ ▷ C₂ ▷ C₁

554 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degree	μ(G) = 40
transitive degree	μ_t(G) = 128

A minimal faithful permutation representation — 4 generators on 40 points:

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

Polycyclic presentation:

2^9|a^2=e,b^2=eg,d^2=e,f^2=hi,g^2=i,h^2=i,b^a=be,c^a=cf,d^a=de,f^a=fh,h^a=hi,c^b=cg,d^b=di,f^c=fh,g^c=gi,h^c=hi

Conjugacy classes & character table

56 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(512, 413656);