#145799

order	512
nilpotency class	4
isoclinism	isoclinic class of #145798
automorphism	?
homology	Abelianization (H₁) = C₂³ · Schur multiplier (H₂) = C₂²

Aliases

No aliases for this group.

Subgroups

	subgroup	G/H
center, socle	C₂²	#2058
commutator, Frattini, cosocle	C₂³×C₈	C₂³
prime radical	C₂⁴	C₂×SD₁₆
LCS	G ▷ C₂³×C₈ ▷ C₂×C₄ ▷ C₂ ▷ C₁
UCS	C₁ ◁ C₂² ◁ C₂³×C₄ ◁ #1729 ◁ G
LECS	G ▷ C₂³×C₈ ▷ C₂×C₄ ▷ C₂ ▷ C₁

321 conjugacy classes of subgroups; only the 72 normal subgroups are shown.

normal subgroups only

This group has 321 conjugacy classes of subgroups — too many to draw. Only its 72 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:

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

Polycyclic presentation:

2^9|a^2=d,b^2=di,c^2=dg,e^2=g,g^2=i,b^a=bd,c^a=ce,e^a=eg,f^a=fhi,g^a=gi,c^b=cf,e^b=eh,f^b=fi,d^c=di,e^c=eg,g^c=gi

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, 52995);