#490991

order	512
nilpotency class	4
isoclinism	isoclinic class of #490883
automorphism	?
homology	Abelianization (H₁) = C₂⁴ · Schur multiplier (H₂) = C₂⁴

Aliases

No aliases for this group.

Subgroups

	subgroup	G/H
center, socle	C₂²	C₂×#459
commutator, Frattini, cosocle	C₄×C₈	C₂⁴
prime radical	#33819	C₂
LCS	G ▷ C₄×C₈ ▷ C₂×C₄ ▷ C₂ ▷ C₁
UCS	C₁ ◁ C₂² ◁ C₂×C₄² ◁ C₂×C₈² ◁ G
LECS	G ▷ C₄×C₈ ▷ C₂×C₄ ▷ C₂ ▷ C₁

468 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degree	μ(G) = 32
transitive degree	μ_t(G) = 256

A minimal faithful permutation representation — 4 generators on 32 points:

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

Polycyclic presentation:

2^9|b^2=egi,d^2=gi,e^2=g,f^2=hi,h^2=i,b^a=be,c^a=cf,e^a=eg,f^a=fh,h^a=hi,d^c=dgi,f^c=fh,h^c=hi

Conjugacy classes & character table

62 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(512, 398187);