#242785

order	512
nilpotency class	3
isoclinism	isoclinic class of #10260
automorphism	?
homology	Abelianization (H₁) = C₂⁴ · Schur multiplier (H₂) = C₂⁴

Aliases

No aliases for this group.

Subgroups

	subgroup	G/H
center	C₂²×C₄	#121
commutator, Frattini, cosocle	C₂×C₄²	C₂⁴
socle	C₂³	C₂×#121
prime radical	C₂²×#41	D₄
LCS	G ▷ C₂×C₄² ▷ C₂² ▷ C₁
UCS	C₁ ◁ C₂²×C₄ ◁ C₂²×C₄² ◁ G
LECS	G ▷ C₂×C₄² ▷ C₂² ▷ C₁

760 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)(9,10,14,22,13,17,12,16)(11,18,19,15,21,23,20,24)(25,26,29,32,30,34,28,33)(27,31,35,40,37,38,36,39);(2,5)(6,8)(25,27)(26,31)(28,36)(29,35)(30,37)(32,40)(33,39)(34,38);(1,3,4,7)(2,6,5,8)(9,11)(10,15)(12,19)(13,21)(14,20)(16,23)(17,24)(18,22)(26,32)(27,35)(28,29)(31,38)(33,34)(36,37);(9,12,13,14)(10,16,17,22)(11,19,21,20)(15,23,24,18)

Polycyclic presentation:

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

Conjugacy classes & character table

92 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(512, 149981);