#142989

order	512
nilpotency class	4
isoclinism	isoclinic class of #142972
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	#3493	C₂²
LCS	G ▷ C₂×#117 ▷ C₂³ ▷ C₂ ▷ C₁
UCS	C₁ ◁ C₂² ◁ C₂²×C₄ ◁ C₂×#117 ◁ G
LECS	G ▷ C₂×#117 ▷ C₂³ ▷ C₂ ▷ C₁

438 conjugacy classes of subgroups; only the 52 normal subgroups are shown.

normal subgroups only

This group has 438 conjugacy classes of subgroups — too many to draw. Only its 52 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:

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

Polycyclic presentation:

2^9|a^2=gi,c^2=i,d^2=g,e^2=i,f^2=g,b^a=bd,c^a=ce,d^a=dg,e^a=ei,f^a=fghi,c^b=cf,d^b=dg,e^b=eg,f^b=fg,h^b=hi,d^c=dh,e^c=ei,f^c=fg,f^d=fi

Conjugacy classes & character table

32 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(512, 50185);