#219239

order	512
nilpotency class	3
isoclinism	isoclinic class of #30412
automorphism	?
homology	Abelianization (H₁) = C₂³×C₄ · Schur multiplier (H₂) = C₂×C₄²

Aliases

No aliases for this group.

Subgroups

	subgroup	G/H
center	C₂²×C₄	C₂²×D₄
commutator	C₂²×C₄	C₂³×C₄
Frattini, cosocle	C₂×C₄²	C₂⁴
socle	C₂³	C₂×C₄×D₄
prime radical	C₂×#127	C₂×C₄
LCS	G ▷ C₂²×C₄ ▷ C₂ ▷ C₁
UCS	C₁ ◁ C₂²×C₄ ◁ #1744 ◁ G
LECS	G ▷ C₂×C₄² ▷ C₂² ▷ C₁

597 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:

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

Polycyclic presentation:

2^9|a^2=g,b^2=g,c^2=fh,d^2=eh,f^2=h,g^2=i,b^a=be,c^a=cf,d^a=de,f^a=fh,c^b=ce,d^b=dhi,d^c=di

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, 126435);