#331488

order	512
nilpotency class	3
isoclinism	isoclinic class of #331276
automorphism	?
homology	Abelianization (H₁) = C₂⁴ · Schur multiplier (H₂) = C₄³

Aliases

No aliases for this group.

Subgroups

	subgroup	G/H
center, socle	C₂³	C₂×#127
commutator, Frattini, cosocle	C₂×C₄²	C₂⁴
prime radical	C₂×#127	C₂³
LCS	G ▷ C₂×C₄² ▷ C₂² ▷ C₁
UCS	C₁ ◁ C₂³ ◁ C₄³ ◁ G
LECS	G ▷ C₂×C₄² ▷ C₂² ▷ C₁

719 conjugacy classes of subgroups; only the 154 normal subgroups are shown.

normal subgroups only

This group has 719 conjugacy classes of subgroups — too many to draw. Only its 154 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)(3,6)(4,5)(7,8)(9,10,15,23,14,17,13,18)(11,16,24,21,19,12,20,22)(25,26)(27,30)(28,32)(29,31)(33,37)(34,38)(35,40)(36,39);(2,5)(6,8)(9,11)(10,16)(12,17)(13,20)(14,19)(15,24)(18,22)(21,23)(25,27,33,34,29,36,28,35)(26,30,37,38,31,39,32,40);(3,7)(6,8)(9,12,14,16)(10,11,17,19)(13,22,15,21)(18,24,23,20)(27,34)(28,33)(30,38)(32,37)(35,36)(39,40);(1,3,4,7)(2,6,5,8)(10,17)(11,19)(18,23)(20,24)(26,31)(30,39)(32,37)(38,40)

Polycyclic presentation:

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

Conjugacy classes & character table

56 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(512, 238684);