#640963

order	512
nilpotency class	2
isoclinism	isoclinic class of #635984
automorphism	?
homology	Abelianization (H₁) = C₂⁵ · Schur multiplier (H₂) = C₂⁵×C₄

Aliases

No aliases for this group.

Subgroups

	subgroup	G/H
center, commutator, Frattini, socle, prime radical, cosocle	C₂⁴	C₂⁵
LCS	G ▷ C₂⁴ ▷ C₁
UCS	C₁ ◁ C₂⁴ ◁ G
LECS	G ▷ C₂⁴ ▷ C₁

1542 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degree	μ(G) = 40
transitive degree	μ_t(G) = 512

A minimal faithful permutation representation — 5 generators on 40 points:

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

Polycyclic presentation:

2^9|a^2=fg,b^2=fh,c^2=fgi,d^2=g,e^2=h,b^a=bf,c^a=cg,d^a=di,e^a=ef,c^b=ch,d^c=df

Conjugacy classes & character table

92 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(512, 548159);