#138468

order	512
nilpotency class	4
isoclinism	isoclinic class of #138412
automorphism	?
homology	Abelianization (H₁) = C₂²×C₄ · Schur multiplier (H₂) = C₂³

Aliases

No aliases for this group.

Subgroups

	subgroup	G/H
center, socle	C₂²	#1874
commutator	C₄×C₈	C₂²×C₄
Frattini, cosocle	C₂×C₄×C₈	C₂³
prime radical	C₂³	#448
LCS	G ▷ C₄×C₈ ▷ C₂×C₄ ▷ C₂ ▷ C₁
UCS	C₁ ◁ C₂² ◁ C₂×C₄² ◁ C₂×#446 ◁ G
LECS	G ▷ C₂×C₄×C₈ ▷ C₂×C₄ ▷ C₂ ▷ C₁

304 conjugacy classes of subgroups; only the 80 normal subgroups are shown.

normal subgroups only

This group has 304 conjugacy classes of subgroups — too many to draw. Only its 80 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) = 256

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

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

Polycyclic presentation:

2^9|a^2=f,b^2=dfh,c^2=g,d^2=ghi,e^2=gi,f^2=gh,h^2=i,b^a=bd,c^a=ce,d^a=dg,e^a=ei,d^b=dh,e^b=eg,f^b=fh,h^b=hi,d^c=dg,e^c=egi,f^c=fg

Conjugacy classes & character table

53 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(512, 45664);