#142899

order	512
nilpotency class	4
isoclinism	isoclinic class of #142801
automorphism	?
homology	Abelianization (H₁) = C₂³ · Schur multiplier (H₂) = C₂³

Aliases

No aliases for this group.

Subgroups

	subgroup	G/H
center, socle	C₂²	#2021
commutator, Frattini, cosocle	C₂×#117	C₂³
prime radical	C₂⁴	#121
LCS	G ▷ C₂×#117 ▷ C₂³ ▷ C₂ ▷ C₁
UCS	C₁ ◁ C₂² ◁ C₂²×C₄ ◁ C₂×#117 ◁ G
LECS	G ▷ C₂×#117 ▷ C₂³ ▷ C₂ ▷ C₁

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

normal subgroups only

This group has 472 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) = 48
transitive degree	μ_t(G) = 128

A minimal faithful permutation representation — 3 generators on 48 points:

(1,2,7,4)(3,10,13,16)(5,15,6,9)(8,12,14,11)(17,18)(19,28)(20,25)(21,24)(22,27)(23,30)(26,36)(29,45)(31,44)(32,43)(33,40)(34,41)(35,42)(37,47)(38,46)(39,48);(1,3,7,13)(2,8,4,14)(5,12,6,11)(9,16,15,10)(17,19)(18,23)(20,30)(21,29)(22,32)(24,38)(25,28)(26,37)(27,39)(31,36)(33,46)(34,47)(35,48)(40,45)(41,44)(42,43);(1,4,7,2)(3,10,13,16)(5,15,6,9)(8,11,14,12)(18,24)(19,29)(21,36)(25,40)(26,27)(28,43)(30,47)(31,32)(33,34)(37,38)(41,42)(46,48)

Polycyclic presentation:

2^9|a^2=g,b^2=g,c^2=g,d^2=g,e^2=i,f^2=gi,b^a=bd,c^a=ce,d^a=dg,e^a=ei,f^a=fhi,c^b=cf,d^b=dg,f^b=fgi,h^b=hi,d^c=dh,e^c=ei,f^c=fgi,f^d=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, 50095);