#241294

order	512
nilpotency class	3
isoclinism	isoclinic class of #234066
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	C₂⁴	#120
LCS	G ▷ C₂×C₄² ▷ C₂² ▷ C₁
UCS	C₁ ◁ C₂³ ◁ C₂²×C₄² ◁ G
LECS	G ▷ C₂×C₄² ▷ C₂² ▷ C₁

854 conjugacy classes of subgroups; only the 218 normal subgroups are shown.

normal subgroups only

This group has 854 conjugacy classes of subgroups — too many to draw. Only its 218 normal subgroups are shown.

Dotted edges: containments with no intermediate normal subgroup — omitted non-normal subgroups may lie between.

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:

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

Polycyclic presentation:

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

Conjugacy classes & character table

68 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(512, 148490);