#124852

order	512
nilpotency class	4
isoclinism	isoclinic class of #124851
automorphism	?
homology	Abelianization (H₁) = C₂²×C₄ · Schur multiplier (H₂) = C₂²

Aliases

No aliases for this group.

Subgroups

	subgroup	G/H
center, socle	C₂²	#1505
commutator	C₂²×C₈	C₂²×C₄
Frattini, cosocle	C₂×#97	C₂³
prime radical	C₂³	#418
LCS	G ▷ C₂²×C₈ ▷ C₂×C₄ ▷ C₂ ▷ C₁
UCS	C₁ ◁ C₂² ◁ C₂²×C₄ ◁ #1726 ◁ G
LECS	G ▷ C₂×#97 ▷ C₂²×C₄ ▷ C₂ ▷ C₁

290 conjugacy classes of subgroups; only the 70 normal subgroups are shown.

normal subgroups only

This group has 290 conjugacy classes of subgroups — too many to draw. Only its 70 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) = 40
transitive degree	μ_t(G) = 128

A minimal faithful permutation representation — 3 generators on 40 points:

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

Polycyclic presentation:

2^9|a^2=e,b^2=i,c^2=f,d^2=gi,e^2=h,g^2=i,h^2=i,b^a=bd,c^a=cfh,d^a=df,f^a=fi,d^b=dg,e^b=efg,g^b=gi,h^b=hi,d^c=di,e^d=ei

Conjugacy classes & character table

56 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(512, 32048);