#150693

order	512
nilpotency class	5
isoclinism	isoclinic class of #150586
automorphism	?
homology	Abelianization (H₁) = C₂²×C₄ · Schur multiplier (H₂) = C₂²

Aliases

No aliases for this group.

Subgroups

	subgroup	G/H
center, socle	C₂²	C₂×#354
commutator	C₂×C₄²	C₂²×C₄
Frattini, cosocle	#391	C₂³
prime radical	C₂²×D₄	C₂²⋊C₄
LCS	G ▷ C₂×C₄² ▷ C₂²×C₄ ▷ C₂² ▷ C₂ ▷ C₁
UCS	C₁ ◁ C₂² ◁ C₂²×C₄ ◁ C₂×C₄² ◁ C₄×#124 ◁ G
LECS	G ▷ #391 ▷ C₂²×C₄ ▷ C₂² ▷ C₂ ▷ C₁

280 conjugacy classes of subgroups; only the 56 normal subgroups are shown.

normal subgroups only

This group has 280 conjugacy classes of subgroups — too many to draw. Only its 56 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 — 3 generators on 40 points:

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

Polycyclic presentation:

2^9|a^2=e,b^2=h,c^2=gh,d^2=gi,e^2=i,f^2=i,b^a=bd,c^a=cg,d^a=df,f^a=fh,g^a=gi,h^a=hi,c^b=ci,d^b=dg,e^b=efg,f^b=fi,e^c=ei,e^d=ehi,f^e=fi

Conjugacy classes & character table

44 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(512, 57889);