#508751

order	512
nilpotency class	4
isoclinism	isoclinic class of #508667
automorphism	?
homology	Abelianization (H₁) = C₂⁴ · Schur multiplier (H₂) = C₂³

Aliases

No aliases for this group.

Subgroups

	subgroup	G/H
center, socle	C₂²	#3109
commutator, Frattini, cosocle	C₂²×C₈	C₂⁴
prime radical	C₂³	C₂×AGL(1,ℤ/8)
LCS	G ▷ C₂²×C₈ ▷ C₄ ▷ C₂ ▷ C₁
UCS	C₁ ◁ C₂² ◁ C₂²×C₄ ◁ C₄×#97 ◁ G
LECS	G ▷ C₂²×C₈ ▷ C₄ ▷ C₂ ▷ C₁

376 conjugacy classes of subgroups; only the 124 normal subgroups are shown.

normal subgroups only

This group has 376 conjugacy classes of subgroups — too many to draw. Only its 124 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 — 4 generators on 48 points:

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

Polycyclic presentation:

2^9|a^2=e,b^2=eh,c^2=eh,d^2=f,e^2=i,f^2=i,g^2=hi,h^2=i,b^a=be,c^a=cf,g^a=gi,c^b=cg,e^b=ei,g^b=gh,h^b=hi,d^c=de,e^c=ei,f^c=fi,g^c=gh,h^c=hi,g^d=gi

Conjugacy classes & character table

50 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(512, 415947);