#254845

order	512
nilpotency class	3
isoclinism	isoclinic class of #246751
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	#45975	C₂
LCS	G ▷ C₂×C₄² ▷ C₂² ▷ C₁
UCS	C₁ ◁ C₂³ ◁ C₂²×C₄² ◁ G
LECS	G ▷ C₂×C₄² ▷ C₂² ▷ C₁

868 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)(11,12)(13,17)(14,18)(15,19)(16,23)(20,22)(21,24)(25,26)(27,36)(28,35)(29,34)(30,33)(31,38)(32,37)(39,40);(2,5)(6,8)(9,11)(10,12)(13,20)(14,16)(15,21)(17,22)(18,23)(19,24)(25,27)(26,31)(28,37)(29,38)(30,39)(32,33)(34,36)(35,40);(1,3,4,7)(2,6,5,8)(9,12)(10,16)(11,17)(13,22)(14,23)(15,24)(18,21)(19,20)(25,27)(26,32)(28,37)(29,38)(30,39)(31,35)(33,36)(34,40);(2,5)(6,8)(9,13,15,14)(10,17,19,18)(11,20,21,16)(12,22,24,23)(25,28,29,30)(26,33,34,35)(27,37,38,39)(31,32,36,40)

Polycyclic presentation:

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

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, 162041);