#489131

order	512
nilpotency class	4
isoclinism	isoclinic class of #488901
automorphism	?
homology	Abelianization (H₁) = C₂⁴ · Schur multiplier (H₂) = C₂⁵

Aliases

No aliases for this group.

Subgroups

	subgroup	G/H
center, socle	C₂²	C₂×#447
commutator, Frattini, cosocle	C₄×C₈	C₂⁴
prime radical	C₂²×D₈	D₄
LCS	G ▷ C₄×C₈ ▷ C₂×C₄ ▷ C₂ ▷ C₁
UCS	C₁ ◁ C₂² ◁ C₂×C₄² ◁ #2960 ◁ G
LECS	G ▷ C₄×C₈ ▷ C₂×C₄ ▷ C₂ ▷ C₁

687 conjugacy classes of subgroups; only the 156 normal subgroups are shown.

normal subgroups only

This group has 687 conjugacy classes of subgroups — too many to draw. Only its 156 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)(3,9,11,16)(4,12,14,7)(6,13,15,10)(17,18,22,27)(19,28,29,46)(20,24,35,42)(21,36,34,26)(23,38,39,30)(25,43,41,33)(31,47,37,44)(32,45,48,40);(1,3,5,11)(2,6,8,15)(4,13,14,10)(7,16,12,9)(17,19,22,29)(18,23,27,39)(20,32,35,48)(21,37,34,31)(24,28,42,46)(25,44,41,47)(26,45,36,40)(30,43,38,33);(18,24)(20,33)(21,34)(23,28)(25,26)(27,42)(30,32)(31,37)(35,43)(36,41)(38,48)(39,46)(40,47)(44,45);(19,29)(23,39)(28,46)(30,38)(31,37)(32,48)(40,45)(44,47)

Polycyclic presentation:

2^9|a^2=gh,b^2=gh,e^2=gi,f^2=hi,g^2=i,h^2=i,b^a=be,c^a=cf,e^a=eg,f^a=fh,g^a=gi,h^a=hi,d^b=di,e^b=eg,f^b=fh,g^b=gi,h^b=hi,e^c=eh,f^c=fh,g^c=gi,h^c=hi

Conjugacy classes & character table

62 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(512, 396327);