#127761

order	512
nilpotency class	4
isoclinism	isoclinic class of #127645
automorphism	?
homology	Abelianization (H₁) = C₂×C₄² · Schur multiplier (H₂) = C₂×C₄²

Aliases

No aliases for this group.

Subgroups

	subgroup	G/H
center, socle	C₂²	C₂×#340
commutator	C₂×C₈	C₂×C₄²
Frattini, cosocle	C₂×C₄×C₈	C₂³
prime radical	C₂⁴	#102
LCS	G ▷ C₂×C₈ ▷ C₂×C₄ ▷ C₂ ▷ C₁
UCS	C₁ ◁ C₂² ◁ C₂²×C₄² ◁ C₂²×C₄×C₈ ◁ G
LECS	G ▷ C₂×C₄×C₈ ▷ C₂×C₄ ▷ C₂ ▷ C₁

488 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degree	μ(G) = 40
transitive degree	μ_t(G) = 64

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

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

Polycyclic presentation:

2^9|a^2=e,b^2=f,d^2=g,f^2=ghi,g^2=i,b^a=bd,d^a=dg,f^a=fgh,g^a=gi,c^b=ch,d^b=dh,e^b=ei

Conjugacy classes & character table

80 conjugacy classes — view the full character table.

Relationships

maximal subgroup of	#72240836, #72240837, #72240840
maximal normal subgroup of	#72240836, #72240837, #72240840

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(512, 34957);