#145513

order	512
nilpotency class	4
isoclinism	isoclinic class of #145511
automorphism	?
homology	Abelianization (H₁) = C₂³ · Schur multiplier (H₂) = C₂²

Aliases

No aliases for this group.

Subgroups

	subgroup	G/H
center, socle	C₂²	#2054
commutator, Frattini, cosocle	C₂×C₄×C₈	C₂³
prime radical	C₂³	#469
LCS	G ▷ C₂×C₄×C₈ ▷ C₂×C₄ ▷ C₂ ▷ C₁
UCS	C₁ ◁ C₂² ◁ C₂×C₄² ◁ C₄²×C₈ ◁ G
LECS	G ▷ C₂×C₄×C₈ ▷ C₂×C₄ ▷ C₂ ▷ C₁

281 conjugacy classes of subgroups; only the 64 normal subgroups are shown.

normal subgroups only

This group has 281 conjugacy classes of subgroups — too many to draw. Only its 64 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)(3,6)(4,7)(5,8)(9,10,16,22)(11,23,29,18)(12,30,27,38)(13,33,31,20)(14,35,34,19)(15,36,24,21)(17,26,39,25)(28,37,32,40);(1,2)(3,7)(4,6)(5,8)(9,11,16,29)(10,17,22,39)(12,31,27,13)(14,26,34,25)(15,32,24,28)(18,33,23,20)(19,40,35,37)(21,30,36,38);(2,6)(3,4)(7,8)(9,12,13,11,24,25,14,32,16,27,31,29,15,26,34,28)(10,18,19,38,36,40,20,17,22,23,35,30,21,37,33,39)

Polycyclic presentation:

2^9|a^2=i,b^2=i,c^2=d,d^2=gi,e^2=hi,f^2=h,g^2=i,h^2=i,b^a=bd,c^a=ce,d^a=dg,e^a=eh,f^a=fgi,g^a=gi,h^a=hi,c^b=cf,d^b=dg,e^b=egi,f^b=fhi,g^b=gi,h^b=hi,e^c=egh,f^c=fghi

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, 52709);