#251599

order	512
nilpotency class	3
isoclinism	isoclinic class of #246503
automorphism	?
homology	Abelianization (H₁) = C₂⁴ · Schur multiplier (H₂) = C₂⁵

Aliases

No aliases for this group.

Subgroups

	subgroup	G/H
center, socle	C₂³	C₂×#120
commutator, Frattini, cosocle	C₂×C₄²	C₂⁴
prime radical	C₂×#121	D₄
LCS	G ▷ C₂×C₄² ▷ C₂² ▷ C₁
UCS	C₁ ◁ C₂³ ◁ C₂²×C₄² ◁ G
LECS	G ▷ C₂×C₄² ▷ C₂² ▷ C₁

869 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)(3,7)(4,6)(5,8)(9,10,14,18)(11,15,20,24)(12,17,13,21)(16,22,23,19)(25,26,30,34)(27,35,37,39)(28,33,29,32)(31,36,40,38);(1,3,4,8)(2,5,6,7)(9,11)(10,15)(12,19)(13,22)(14,20)(16,17)(18,24)(21,23)(27,36)(28,29)(31,39)(32,33)(35,40)(37,38);(9,11)(10,16)(12,19)(13,22)(14,20)(15,21)(17,24)(18,23)(25,27,30,37)(26,31,34,40)(28,36,29,38)(32,39,33,35);(2,6)(5,7)(9,12,14,13)(10,17,18,21)(11,19,20,22)(15,16,24,23)(27,37)(31,40)(35,39)(36,38)

Polycyclic presentation:

2^9|a^2=h,b^2=e,c^2=i,d^2=hi,f^2=h,g^2=i,b^a=be,c^a=cf,d^a=de,f^a=fh,g^a=gh,c^b=cg,f^b=fh,g^b=gi,d^c=di,f^c=fh,g^c=gi

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, 158795);