#228186

order	512
nilpotency class	3
isoclinism	isoclinic class of #19755
automorphism	?
homology	Abelianization (H₁) = C₂³×C₄ · Schur multiplier (H₂) = C₂⁴

Aliases

No aliases for this group.

Subgroups

	subgroup	G/H
center	C₂×C₄	D₄²
commutator	C₄²	C₂³×C₄
Frattini, cosocle	C₂×C₄²	C₂⁴
socle	C₂²	#2358
prime radical	D₄×#41	C₂²
LCS	G ▷ C₄² ▷ C₂² ▷ C₁
UCS	C₁ ◁ C₂×C₄ ◁ C₂×C₄² ◁ G
LECS	G ▷ C₂×C₄² ▷ C₂² ▷ C₁

755 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:

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

Polycyclic presentation:

2^9|a^2=g,b^2=gi,e^2=h,f^2=i,g^2=h,b^a=be,c^a=cf,e^a=eh,f^a=fi,d^b=deh,e^b=eh,d^c=dh,f^c=fi,e^d=eh

Conjugacy classes & character table

80 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(512, 135382);