#244182

order	512
nilpotency class	3
isoclinism	isoclinic class of #232809
automorphism	?
homology	Abelianization (H₁) = C₂⁴ · Schur multiplier (H₂) = C₂⁴

Aliases

No aliases for this group.

Subgroups

	subgroup	G/H
center	C₂×C₄	C₂×#127
commutator, Frattini, cosocle	C₂×C₄²	C₂⁴
socle	C₂²	#2397
prime radical	#3150	C₂²
LCS	G ▷ C₂×C₄² ▷ C₂² ▷ C₁
UCS	C₁ ◁ C₂×C₄ ◁ C₂×C₄×C₈ ◁ G
LECS	G ▷ C₂×C₄² ▷ C₂² ▷ C₁

648 conjugacy classes of subgroups; only the 146 normal subgroups are shown.

normal subgroups only

This group has 648 conjugacy classes of subgroups — too many to draw. Only its 146 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) = 128

A minimal faithful permutation representation — 4 generators on 40 points:

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

Polycyclic presentation:

2^9|a^2=eh,b^2=h,c^2=h,d^2=efh,e^2=h,f^2=i,b^a=be,c^a=cf,d^a=dh,g^a=ghi,c^b=cg,d^b=di,e^b=eh,f^b=fh,d^c=dh,e^c=ei,f^c=fi

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, 151378);