#509098

order	512
nilpotency class	4
isoclinism	isoclinic class of #509097
automorphism	?
homology	Abelianization (H₁) = C₂⁴ · Schur multiplier (H₂) = C₂⁵

Aliases

No aliases for this group.

Subgroups

	subgroup	G/H
center, socle	C₂²	D₄×D₈
commutator, Frattini, cosocle	C₂²×C₈	C₂⁴
LCS	G ▷ C₂²×C₈ ▷ C₄ ▷ C₂ ▷ C₁
UCS	C₁ ◁ C₂² ◁ C₂²×C₄ ◁ C₂×#443 ◁ G
LECS	G ▷ C₂²×C₈ ▷ C₄ ▷ C₂ ▷ C₁

678 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)(3,7)(4,6)(5,8)(9,10)(11,22)(12,27)(13,18)(14,31)(15,21)(16,34)(17,24)(19,23)(20,29)(25,39)(26,38)(28,37)(30,36)(32,40)(33,35);(1,3)(2,5)(4,8)(6,7)(9,11)(10,17)(12,28)(13,24)(14,25)(15,33)(16,26)(18,22)(19,31)(20,37)(21,38)(23,30)(27,40)(29,32)(34,35)(36,39);(9,12)(10,18)(11,23)(13,29)(14,15)(16,30)(17,35)(19,39)(20,36)(22,38)(24,25)(26,32)(27,31)(28,33);(2,6)(3,8)(9,11,13,24)(10,19,18,39)(12,23,29,25)(14,32,30,28)(15,26,16,33)(17,36,22,31)(20,38,27,35)(21,37,34,40)

Polycyclic presentation:

2^9|d^2=i,f^2=hi,g^2=i,h^2=i,b^a=be,c^a=cf,d^a=def,f^a=fh,h^a=hi,c^b=cg,d^b=de,g^b=gi,f^c=fh,g^c=gi,h^c=hi,f^d=fh,h^d=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, 416294);